편차 en 30 segundos
- 편차 refers to deviation or variation, especially from an average or standard.
- It's a key statistical term used to measure data spread.
- Commonly used in academic, research, and technical contexts.
- Avoid using it in casual conversation; opt for '차이' (difference) instead.
The Korean word 편차 (pyeoncha) refers to a deviation, variation, or variance. It's a concept that describes how much something differs from a standard, an average, or a norm. In everyday language, it can describe the difference between what is expected and what actually happens, or the degree to which something is not uniform. However, its most precise and frequent usage is in statistical and mathematical contexts, where it quantifies the dispersion of data points around the mean (average).
- Core Meaning
- The degree to which something is different or deviates from a central point, standard, or expected value.
- Statistical Context
- In statistics, 편차 specifically refers to the difference between an individual data point and the mean of the dataset. This concept is fundamental to understanding the spread and variability within a set of numbers.
- Everyday Usage
- Outside of statistics, 편차 can be used to describe variations in performance, quality, or any measurable characteristic that deviates from a benchmark or expected outcome. For example, one might discuss the 편차 in product quality across different manufacturing batches.
This year's sales figures showed a significant 편차 from the projected targets.
Understanding 편차 is crucial when analyzing data sets, comparing performance metrics, or discussing variability in any field. It helps us gauge the consistency and reliability of measurements or observations. For instance, in education, teachers might look at the 편차 in student test scores to understand the range of learning levels in a class. In finance, 편차 is used to measure market volatility. In manufacturing, it's essential for quality control to minimize deviations from desired specifications.
The statistical analysis revealed a small 편차 in the experiment's results.
When discussing data, 편차 helps to describe how spread out the numbers are. A small 편차 suggests that the data points are clustered closely around the average, indicating consistency. Conversely, a large 편차 implies that the data points are widely dispersed, suggesting greater variability or inconsistency. This is a fundamental concept in understanding the reliability and predictability of a given phenomenon or dataset. For example, in weather forecasting, a low 편차 in temperature readings across different sensors would increase confidence in the accuracy of the forecast.
The word 편차 (pyeoncha) is primarily used in formal contexts, particularly when discussing data, statistics, performance, or any situation where a deviation from a norm or average is being measured. It often appears with words indicating measurement, analysis, or comparison.
- Statistical Analysis
- In research papers, academic texts, and data reports, 편차 is used to describe the variability of data. For example, '데이터의 편차를 계산하다' (to calculate the deviation of data).
- Performance Evaluation
- When assessing performance against a standard or average, 편차 can be used. For instance, '예상치 못한 편차가 발생했다' (an unexpected deviation occurred).
- Quality Control
- In manufacturing or production, 편차 refers to variations from specified dimensions or quality standards. '제품 규격과의 편차를 줄이다' (to reduce the deviation from product specifications).
- Comparison and Measurement
- It can be used to describe differences in measurements or results. '이전 측정값과의 편차가 크다' (the deviation from the previous measurement is large).
The standard deviation, which measures the 편차 of the data, was relatively low.
Common verbs or phrases used with 편차 include:
- 편차를 보이다 (to show deviation)
- 편차를 나타내다 (to indicate deviation)
- 편차를 줄이다 (to reduce deviation)
- 편차를 분석하다 (to analyze deviation)
- 편차를 고려하다 (to consider deviation)
- 편차가 발생하다 (deviation occurs)
- 편차가 크다/작다 (deviation is large/small)
We need to minimize the 편차 between our predictions and reality.
When discussing trends or patterns, one might say: '이 패턴에서는 예상치 못한 편차가 관찰되었습니다.' (An unexpected deviation was observed in this pattern.) In a more technical context: '이 통계 모델은 데이터의 편차를 잘 설명하지 못합니다.' (This statistical model does not explain the deviation of the data well.) The word naturally fits into discussions about accuracy, consistency, and variability across various fields.
You are most likely to encounter the word 편차 (pyeoncha) in formal and academic settings, particularly in fields that deal with data analysis, measurement, and statistics. While it's not a word you'd typically use in casual conversation with friends about daily life, it's common in specific professional and educational contexts.
- Academic Lectures and Textbooks
- University lectures, especially in subjects like mathematics, statistics, economics, psychology, and engineering, will frequently use 편차 when explaining concepts like variance, standard deviation, and data distribution. Textbooks for these subjects will also heavily feature the term.
- Research Papers and Reports
- Scientific journals, market research reports, financial analyses, and academic papers will use 편차 to describe the spread or variability of their findings. For example, a report on economic indicators might discuss the 편차 in inflation rates.
- Technical Documentation
- In fields like engineering or software development, 편차 might be used in technical specifications or quality control documents to refer to acceptable ranges of variation in measurements or performance metrics.
- News Reports on Data-Heavy Topics
- Occasionally, serious news articles that delve into statistical data, such as election polling, economic trends, or scientific studies, might use 편차 to explain variations or margins of error.
The study highlighted the 편차 in treatment outcomes among different patient groups.
Consider a scenario in a company meeting discussing product quality. The quality control manager might present data saying, '이번 생산 배치에서는 이전 배치 대비 편차가 약간 증가했습니다.' (In this production batch, the deviation has slightly increased compared to the previous batch.) This indicates a change in consistency that needs attention. Similarly, in a financial analysis context, a report might state, '시장 수익률의 편차가 커져 투자 위험이 높아졌습니다.' (The deviation in market returns has widened, increasing investment risk.) These examples show that while the term itself is formal, its application is practical in understanding variability in measured phenomena.
When learning or using the word 편차 (pyeoncha), learners might make a few common mistakes, often related to its formal nature and specific statistical meaning.
- Using it in Casual Conversation
- Mistake: Using 편차 in everyday, informal conversations where a simpler word like '차이' (difference) or '다름' (difference/otherness) would be more appropriate. For example, saying '오늘 날씨랑 어제 날씨 편차가 커' (The deviation between today's weather and yesterday's weather is big) instead of '오늘 날씨랑 어제 날씨 차이가 커' (The difference between today's weather and yesterday's weather is big).
- Confusing with Related Statistical Terms
- Mistake: Confusing 편차 with '분산' (variance) or '표준편차' (standard deviation). While related, 편차 is the fundamental difference between a data point and the mean. 분산 is the average of the squared deviations, and 표준편차 is the square root of the variance. Sometimes learners might use 편차 when they specifically mean 표준편차.
- Overgeneralizing its Meaning
- Mistake: Applying 편차 too broadly to any kind of difference without considering the context of a standard, average, or norm. For example, using it to describe a difference in opinion when '의견 차이' (difference in opinion) is the standard phrase.
- Incorrect Grammatical Usage
- Mistake: Using 편차 with incorrect particles or sentence structures. For instance, incorrectly linking it with verbs that don't typically collocate with it in formal contexts.
A common mistake is using 편차 in casual chat, where simpler words like '차이' are preferred.
To avoid these mistakes, it's important to remember that 편차 is a somewhat technical term. It's best reserved for situations where you are discussing a measurable deviation from an average or a standard, especially in academic, scientific, or statistical contexts. When in doubt about its appropriateness, consider if a more common word like '차이' (difference), '격차' (gap), or '변동' (fluctuation) would fit the situation better.
While 편차 (pyeoncha) has a specific meaning, especially in statistics, other Korean words can convey similar ideas of difference or variation, depending on the context and formality.
- 차이 (chai)
- Meaning: Difference. This is the most general and commonly used word for 'difference'. It can be used in almost any situation, from casual to formal.
- Comparison: While 편차 specifically refers to deviation from a mean or standard, 차이 is a broader term for any disparity between two things. You might say '두 값의 차이' (the difference between two values), which could be a 편차 if those values are compared to a mean.
- 격차 (gyeokcha)
- Meaning: Gap; disparity. This word emphasizes a significant or noticeable difference, often between groups or over time.
- Comparison: 격차 implies a wider, more substantial difference than 차이. While 편차 quantifies deviation, 격차 describes the resulting disparity. For example, '소득 격차' (income gap) is a common phrase, referring to the disparity in earnings, which could be analyzed using statistical measures including 편차.
- 변동 (byeondong)
- Meaning: Fluctuation; variation; change. This word refers to changes or movements, often over time.
- Comparison: 변동 describes the process of changing or the state of being unstable. 편차 quantifies how much a specific data point deviates from an average. For instance, stock prices experience '주가 변동' (stock price fluctuations), and the degree of these fluctuations can be measured using statistical concepts like standard deviation, which is based on 편차.
- 이탈 (ital)
- Meaning: Departure; deviation; leaving. This often implies moving away from a set path, standard, or group.
- Comparison: 이탈 is more about actively moving away from something. 편차 is a measurement of that distance or difference. For example, a student's grades might show a significant '편차' from the class average, and if their grades are consistently much lower, they might be described as having '성적 이탈' (academic departure or falling behind).
While 편차 is a statistical term, '차이' is a more general word for difference.
In summary, use 편차 when you need to be precise about deviation from an average or standard, especially in academic or technical contexts. For general differences, 차이 is usually sufficient. 격차 highlights a significant disparity, 변동 refers to changes over time, and 이탈 implies moving away from a norm or path.
How Formal Is It?
Dato curioso
The character 偏 (pyeon) itself can be broken down into 亻 (person radical) and 扁 (flat, small). This might suggest a notion of something being 'bent' or 'inclined' from a standard, much like a person might lean or be biased. The character 差 (cha) has a radical related to 'hand' and another part that suggests 'difference' or 'distinction'.
Guía de pronunciación
- Not aspirating the 'p' or 'ch' sounds, making them sound softer.
- Pronouncing the 'eo' vowel incorrectly, perhaps like 'o' in 'go'.
- Not clearly articulating the final 'a' sound.
Nivel de dificultad
Understanding '편차' in reading requires familiarity with statistical or technical contexts. While the word itself is not overly complex, grasping its meaning often depends on the surrounding vocabulary and the domain of the text (e.g., a scientific paper vs. a general news article). Texts that use '편차' are typically B2 level or higher.
Correctly using '편차' in writing demands a precise understanding of its statistical meaning and appropriate usage in formal contexts. Learners need to avoid using it in casual settings where simpler terms are preferred, and ensure correct grammatical structures and collocations are employed.
Speaking with '편차' requires confidence in formal discourse, particularly in academic or professional settings. It's less likely to come up in spontaneous, casual conversations, making its active use more challenging for learners.
Recognizing '편차' in spoken Korean requires exposure to formal lectures, presentations, or technical discussions. Its specific meaning in a statistical context needs to be understood, which might be challenging if the listener lacks background knowledge in relevant fields.
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Requisitos previos
Aprende después
Avanzado
Gramática que debes saber
Using particles with nouns to indicate relationships, like '의' for possession/relation and '에서' for origin/source.
데이터셋의 평균값으로부터의 편차 (Deviation from the average value of the dataset).
Using adjectives and adverbs to describe the magnitude of deviation.
편차가 크다 (Deviation is large), 편차가 작다 (Deviation is small), 편차가 약간 있다 (There is a slight deviation).
Using verbs like '보이다' (to show), '나타내다' (to indicate), '줄이다' (to reduce), '분석하다' (to analyze) with '편차'.
실험 결과는 상당한 편차를 보였다. (The experimental results showed considerable deviation.)
Constructing compound nouns by combining '편차' with other nouns.
표준편차 (standard deviation), 편차율 (rate of deviation).
Using comparative structures like '~보다' (than) when comparing deviations.
이 그룹의 편차는 저 그룹의 편차보다 작다. (This group's deviation is smaller than that group's deviation.)
Ejemplos por nivel
Focus on simple differences like 'big' vs 'small'.
Describe a simple comparison.
Use basic adjectives to show difference.
Compare quantities in a simple way.
Use 'is different from'.
Contrast two simple objects.
Show a contrast in color.
Simple comparison of size.
이것은 저것과 달라요.
This is different from that.
Use the particle '과/와' for comparison.
두 사과가 똑같지 않아요.
The two apples are not the same.
'똑같지 않다' means 'not the same'.
가격 차이가 조금 있어요.
There is a small difference in price.
'차이' means 'difference'.
어제와 오늘 날씨가 많이 달라요.
The weather today is very different from yesterday.
'많이' means 'much' or 'a lot'.
이 옷은 저 옷보다 커요.
This clothing is bigger than that clothing.
'~보다' means 'than'.
우리의 의견이 조금 달라요.
Our opinions are a little different.
'의견' means 'opinion'.
이 두 문장은 비슷하지 않아요.
These two sentences are not similar.
'비슷하지 않다' means 'not similar'.
그 남자는 키가 작아요.
That man is short.
'키가 작다' means 'to be short (in height)'.
이 지역의 평균 기온에서 약간의 편차를 보였다.
It showed a slight deviation from the average temperature of this region.
The particle '-에서' indicates the source of deviation.
이번 프로젝트의 결과는 예상했던 것과 상당한 차이를 보였다.
The results of this project showed a significant difference from what was expected.
'상당한' means 'significant' or 'considerable'.
제품의 품질 관리에서 규격과의 편차를 최소화하는 것이 중요하다.
It is important to minimize the deviation from specifications in product quality control.
'최소화하다' means 'to minimize'.
그 나라의 경제 성장률은 다른 나라들에 비해 변동이 큰 편이다.
That country's economic growth rate tends to fluctuate a lot compared to other countries.
'~에 비해' means 'compared to'.
학생들의 학업 성취도에는 상당한 격차가 존재한다.
There exists a considerable gap in the academic achievement of students.
'학업 성취도' means 'academic achievement'.
원래 계획했던 일정과 실제 진행 상황 사이에 차이가 발생했다.
A difference occurred between the originally planned schedule and the actual progress.
'실제 진행 상황' means 'actual progress'.
이 두 모델은 데이터 분석 결과에 있어서 서로 다른 경향을 나타낸다.
These two models show different tendencies in their data analysis results.
'경향' means 'tendency' or 'trend'.
우리가 세운 목표와 실제 달성한 성과 사이의 간극을 분석해야 한다.
We need to analyze the gap between the goals we set and the actual achievements.
'간극' is another word for 'gap'.
실험 결과에서 측정된 값들은 평균값으로부터 상당한 편차를 보였다.
The measured values in the experimental results showed considerable deviation from the average value.
This sentence uses '편차' in a clear statistical context.
이 통계 모델은 데이터의 표준 편차를 정확하게 계산하는 데 사용된다.
This statistical model is used to accurately calculate the standard deviation of the data.
'표준 편차' (standard deviation) is directly related to '편차'.
경제 지표의 예상치 못한 편차는 시장의 불안정성을 야기할 수 있다.
Unexpected deviations in economic indicators can cause market instability.
'불안정성' means 'instability'.
그 연구는 다양한 인구 집단 간의 소득 격차를 분석했다.
The study analyzed the income gap between various demographic groups.
'인구 집단' means 'demographic group'.
제품 생산 과정에서 발생하는 미세한 편차도 최종 품질에 영향을 미칠 수 있다.
Even minor deviations occurring during the product manufacturing process can affect the final quality.
'미세한' means 'minute' or 'tiny'.
기후 변화로 인해 과거와 비교할 수 없는 수준의 변동성이 나타나고 있다.
Due to climate change, a level of variability unprecedented compared to the past is appearing.
'비교할 수 없는 수준' means 'an incomparable level'.
두 후보 간의 지지율 편차는 선거 결과에 중요한 영향을 미칠 것이다.
The deviation in the approval ratings between the two candidates will have a significant impact on the election results.
'지지율' means 'approval rating'.
이 설문 조사 결과에서 응답자들의 의견 차이가 두드러졌다.
The difference in opinions among respondents was prominent in this survey's results.
'두드러졌다' means 'was prominent' or 'stood out'.
데이터셋의 산포도를 분석하여 평균값으로부터의 편차를 정량화했다.
The scatter of the dataset was analyzed to quantify the deviation from the mean value.
'산포도' means 'scatter plot'.
예측 모델의 성능을 평가하기 위해 실제 값과의 편차를 최소화하는 것이 필수적이다.
Minimizing the deviation from actual values is essential for evaluating the performance of the prediction model.
'예측 모델' means 'prediction model'.
시장 금리의 급격한 편차는 금융 시스템 전반에 걸쳐 파급 효과를 일으킬 수 있다.
Sharp deviations in market interest rates can create ripple effects throughout the financial system.
'파급 효과' means 'ripple effect'.
소득 불평등의 심화는 사회적 통합에 부정적인 영향을 미치는 주요 격차 중 하나이다.
The deepening of income inequality is one of the major disparities negatively affecting social cohesion.
'소득 불평등' means 'income inequality'.
생산 공정의 미세한 편차를 감지하기 위해 첨단 센서 기술이 도입되었다.
Advanced sensor technology has been introduced to detect minute deviations in the production process.
'첨단 센서 기술' means 'advanced sensor technology'.
기후 변화로 인한 전례 없는 변동성은 자연 생태계의 균형을 심각하게 위협하고 있다.
Unprecedented variability due to climate change is severely threatening the balance of natural ecosystems.
'생태계' means 'ecosystem'.
정치적 양극화로 인한 지지층의 편차가 선거 결과 예측을 더욱 어렵게 만들고 있다.
The deviation in the supporter base due to political polarization is making election result predictions more difficult.
'정치적 양극화' means 'political polarization'.
이 보고서는 다양한 사회 계층 간의 교육 기회 격차를 심층적으로 분석한다.
This report deeply analyzes the gap in educational opportunities among various social strata.
'사회 계층' means 'social strata'.
통계적 유의성을 확보하기 위해 표본 평균의 편차를 최소화하는 설계가 요구된다.
A design that minimizes the deviation of the sample mean is required to ensure statistical significance.
'통계적 유의성' means 'statistical significance'.
금융 시장의 예측 불가능한 편차는 헤지 펀드 운용에 있어 주요한 리스크 요인이다.
Unpredictable deviations in the financial market are a major risk factor in hedge fund management.
'헤지 펀드 운용' means 'hedge fund management'.
글로벌 공급망의 예상치 못한 편차는 지정학적 불안정성과 밀접하게 연관되어 있다.
Unexpected deviations in the global supply chain are closely linked to geopolitical instability.
'지정학적 불안정성' means 'geopolitical instability'.
사회경제적 격차의 확대는 민주주의 체제의 근간을 흔드는 심각한 도전 과제이다.
The widening of socioeconomic disparities is a serious challenge that shakes the foundation of the democratic system.
'민주주의 체제' means 'democratic system'.
생산 과정에서 발생하는 극미한 편차조차도 최종 제품의 성능 특성에 누적적인 영향을 미칠 수 있다.
Even minute deviations occurring in the production process can have cumulative effects on the performance characteristics of the final product.
'누적적인 영향' means 'cumulative effect'.
기후 시스템의 복잡한 변동성은 예측 모델의 정확도를 저해하는 근본적인 요인으로 작용한다.
The complex variability of the climate system acts as a fundamental factor hindering the accuracy of prediction models.
'기후 시스템' means 'climate system'.
정치적 이념의 극단화로 인한 유권자 집단의 편차는 사회 통합을 저해하는 요인이 된다.
The deviation in voter groups due to the polarization of political ideologies becomes a factor hindering social cohesion.
'유권자 집단' means 'voter group'.
세대 간의 교육 및 경제적 격차가 사회 이동성을 저해하고 불평등을 고착화시키는 요인이 된다.
The gap in education and economic status between generations hinders social mobility and solidifies inequality.
'사회 이동성' means 'social mobility'.
Colocaciones comunes
Frases Comunes
— Standard deviation. This is a key statistical measure indicating the typical amount of variation or dispersion of data points around the mean.
이 시험 점수의 표준 편차는 10점입니다.
— Mean deviation. This is another measure of dispersion, representing the average of the absolute differences between each data point and the mean.
이 데이터의 평균 편차를 계산해 보세요.
— To analyze deviation. This involves examining how data points differ from the average to understand trends, variability, or outliers.
연구자들은 실험 결과의 편차를 분석하여 가설을 검증했습니다.
— Deviation is large/small. Used to describe the degree of spread in data. A large deviation indicates high variability, while a small deviation indicates consistency.
두 그룹 간의 점수 편차가 매우 큽니다.
— Unexpected deviation. This refers to a difference from the expected value or norm that was not anticipated.
시장 조사에서 예상치 못한 편차가 발견되었습니다.
— Deviation of data. Refers to the spread or variability within a set of data points.
이 데이터의 편차를 줄이는 것이 우리의 목표입니다.
— Experimental deviation. The difference between experimental results and theoretical or expected values.
실험 편차가 허용 범위 내에 있는지 확인해야 합니다.
— Specification deviation. In manufacturing or engineering, this is the difference between the actual measurement of a part and its intended specification.
이 부품은 규격 편차가 기준치를 초과했습니다.
— Statistical deviation. A general term referring to any deviation measured using statistical methods.
이 통계적 편차는 결과의 신뢰성을 나타냅니다.
— To consider deviation. Taking into account the variability or spread of data when making decisions or analyses.
투자 결정을 내릴 때 시장 편차를 반드시 고려해야 합니다.
Se confunde a menudo con
차이 (chai) is a general word for 'difference'. 편차 is a specific type of difference, usually measured from an average or standard, and is more formal and technical.
격차 (gyeokcha) implies a significant gap or disparity, often between groups. While a large 편차 can contribute to a 격차, 격차 focuses more on the resulting disparity rather than the statistical measure of deviation.
변동 (byeondong) refers to fluctuation or change, typically over time. 편차 quantifies the deviation of individual points from an average, which can contribute to변동, but they are not interchangeable.
Fácil de confundir
Both words relate to differences.
차이 is a general term for any difference between two things. 편차 is a specific statistical term referring to the deviation of a data point from the mean of a dataset. You would use 차이 to say 'the difference between apples and oranges,' but 편차 to describe how much an apple's weight deviates from the average weight of apples.
두 사과의 <strong>차이</strong>는 색깔입니다. (The difference between the two apples is the color.) / 이 사과들의 무게 <strong>편차</strong>가 큽니다. (The deviation in the weights of these apples is large.)
Both can describe disparities.
격차 signifies a significant gap or disparity, often between groups or over time (e.g., income gap, generation gap). 편차 is a statistical measure of how much individual data points deviate from an average. A large 편차 can contribute to a 격차, but 격차 is more about the resulting societal or economic divide, while 편차 is a precise measurement.
소득 <strong>격차</strong>가 심각한 사회 문제입니다. (Income disparity is a serious social problem.) / 각 소득 그룹의 평균 소득으로부터의 <strong>편차</strong>를 분석해야 합니다. (We need to analyze the deviation from the average income for each income group.)
Both relate to things not being constant.
변동 refers to fluctuation, change, or movement, especially over time (e.g., market fluctuations). 편차 is the measure of how much a specific data point differs from the average. For example, stock prices undergo '변동' (fluctuation), and the '표준편차' (standard deviation, based on 편차) measures the typical extent of these fluctuations.
주식 시장의 <strong>변동</strong>이 심합니다. (The stock market is volatile.) / 이 주식의 일일 수익률 <strong>편차</strong>는 큽니다. (The daily return deviation for this stock is large.)
표준편차 is a specific type of 편차.
편차 is the general term for deviation from the mean. 표준편차 (standard deviation) is a specific, widely used statistical measure that is the square root of the variance, which is derived from 편차. While 편차 is the fundamental concept, 표준편차 is the practical calculation used to quantify dispersion.
이 데이터의 <strong>편차</strong>를 먼저 구해야 합니다. (First, we need to find the deviation of this data.) / 이 데이터의 <strong>표준편차</strong>는 5입니다. (The standard deviation of this data is 5.)
Both imply a difference from a correct or expected value.
오차 (error) usually refers to a mistake or inaccuracy, especially in measurement or calculation, implying something went wrong. 편차 is a measurement of natural variation or deviation from an average, not necessarily indicating an error. For example, a faulty scale might have '오차', while slight variations in plant height in a garden are '편차'.
측정 <strong>오차</strong>를 줄이기 위해 노력했습니다. (We tried to reduce measurement error.) / 각 식물의 키 <strong>편차</strong>는 자연스러운 현상입니다. (The deviation in the height of each plant is a natural phenomenon.)
Patrones de oraciones
Noun + 에서 + 편차 + 를 + 보이다/나타내다
평균 기온에서 약간의 편차를 보였다.
Noun + 와/과 + 의 + 편차 + 가 + 크다/작다
예상치와 의 편차가 큽니다.
Data/Results + 의 + 편차 + 를 + 분석하다/계산하다
실험 결과의 편차를 분석했습니다.
Noun + 의 + 편차 + 는 + Noun + 에 + 영향을 미치다
시장 금리의 편차는 투자에 영향을 미칩니다.
Noun + 에서 + 편차 + 를 + 줄이다/관리하다
생산 공정에서 편차를 줄여야 합니다.
Noun + 로부터의 + 편차 + 를 + 정량화하다
평균값으로부터의 편차를 정량화했습니다.
Noun + 의 + 편차 + 는 + Noun + 의 + 원인이다
데이터의 편차는 오류의 원인일 수 있습니다.
Noun + 의 + 예측 불가능한 편차 + 는 + Noun + 에 + 영향을 미치다
시장 지표의 예측 불가능한 편차는 경제에 큰 영향을 미친다.
Familia de palabras
Sustantivos
Relacionado
Cómo usarlo
Moderate in specific fields, low in general conversation.
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Using 편차 in casual conversation instead of '차이'.
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Use '차이' for general differences in casual settings.
편차 is a formal, technical term for statistical deviation. Using it casually sounds unnatural. For example, instead of '오늘 날씨 편차가 커요' (The deviation in today's weather is big), say '오늘 날씨 차이가 커요' (The difference in today's weather is big).
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Confusing 편차 with 표준편차 or 분산.
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Understand that 편차 is the basic concept of deviation, while 표준편차 and 분산 are specific statistical calculations based on it.
편차 is the difference between a data point and the mean. 표준편차 (standard deviation) is the square root of the variance, which is the average of the squared 편차. They are related but distinct statistical measures.
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Applying 편차 to any kind of difference without considering the 'average' or 'standard'.
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Remember that 편차 specifically measures deviation from a central point or norm.
편차 implies a deviation from a mean or standard. If you're just talking about a difference between two unrelated things, '차이' is more appropriate. For example, the difference in color between a red car and a blue car is '차이', not '편차'.
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Incorrectly using grammatical particles with 편차.
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Use appropriate particles based on the sentence structure, often '에서' for the source of deviation and '의' for possession/relation.
Sentences often use structures like '평균값에서 편차' (deviation from the average value) or '데이터의 편차' (deviation of the data). Ensure you use particles correctly to indicate the relationship.
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Using 편차 when a more general term like '변동' or '격차' is more suitable.
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Choose the word that best fits the nuance: '변동' for fluctuations over time, '격차' for significant disparities, and 편차 for precise statistical deviation.
While related, these words have different focuses. 편차 is a measurement, 변동 is a process of change, and 격차 is a noticeable gap. Use the most precise term for the context.
Consejos
Learn in Context
Don't just memorize the definition of 편차. Try to find sentences or articles where it's used, especially in statistical or academic texts. Understanding how it's applied will solidify your grasp of its meaning and usage.
Distinguish from General Difference
Remember that 편차 is a specific type of difference (deviation from an average). For general differences, use '차이'. Using 편차 in casual conversation might sound unnatural or incorrect.
Grasp the Statistical Meaning
The core meaning of 편차 is statistical. Focus on understanding its role in measuring data spread, variability, and dispersion around the mean. This will help you use it accurately in relevant contexts.
Relate to Standard Deviation
If you are learning statistics, understand that 편차 is the basis for calculating '표준편차' (standard deviation). Knowing this relationship will reinforce its importance and application.
Practice with Data
If you have access to simple datasets, try to calculate the mean and then the deviation of each data point from the mean. This hands-on practice can make the abstract concept of 편차 much more concrete.
Use Active Recall
After learning about 편차, try to recall its definition and usage without looking. Quiz yourself on example sentences or write your own sentences using the word.
Practice Pronunciation
Pay attention to the aspirated 'p' and 'ch' sounds in 'pyeon-cha'. Practicing the pronunciation will help you recognize and use the word more effectively.
Read Technical Texts
Expose yourself to Korean texts related to science, economics, or statistics. Seeing 편차 used in its natural habitat will provide valuable context and reinforce your understanding.
Compare with Synonyms
Understand the nuances between 편차 and similar words like 차이, 격차, and 변동. Knowing when to use each word will improve your fluency and accuracy.
Create Mnemonics
Develop your own mnemonic devices or visual associations to help remember the meaning of 편차, such as picturing something 'leaning' away from the average.
Memorízalo
Mnemotecnia
Imagine a 'person' (亻) who is 'biased' or 'inclined' (偏) to move away from the 'difference' or 'gap' (差) they should be at. This person is creating a deviation from the norm. So, 'biased difference' = deviation.
Asociación visual
Picture a straight line representing the average. Then, imagine a point that is clearly 'bent' or 'inclined' away from this line. The distance between the point and the line is the 'deviation' (편차). You can also visualize a target with a bullseye (the average) and an arrow that misses the center, landing off to the side – that miss is the 편차.
Word Web
Desafío
Try to find three different contexts where '편차' is used (e.g., in a news article about economics, a science textbook, or a company report). Write a sentence for each context using the word '편차' correctly.
Origen de la palabra
The word 편차 (pyeoncha) is a Sino-Korean word, derived from Chinese characters. The characters are 偏 (pyeon) meaning 'biased', 'inclined', or 'deviated', and 差 (cha) meaning 'difference', 'error', or 'gap'. Together, they literally mean 'deviated difference' or 'inclined gap'.
Significado original: The original meaning reflects the concept of moving away from a central or correct point.
Sino-KoreanContexto cultural
The term itself is neutral and technical. However, discussions around 편차 in contexts like academic achievement or income can be sensitive, as they relate to individual or group differences that may have social implications.
In English-speaking cultures, the concept of deviation is also highly valued in scientific and statistical fields. The pursuit of scientific accuracy often involves meticulously measuring and accounting for deviations. While there isn't a direct cultural emphasis on uniformity in the same way as some East Asian cultures, the importance of understanding variability for prediction and control is paramount.
Practica en la vida real
Contextos reales
Statistical Analysis
- 데이터의 편차를 계산하다
- 평균값과의 편차
- 표준 편차를 구하다
- 편차를 분석하여 인사이트를 얻다
Quality Control
- 규격 편차를 최소화하다
- 생산 편차를 줄이다
- 제품 품질의 편차
- 허용 가능한 편차 범위
Economic/Financial Reports
- 시장 편차가 커지다
- 예상치 못한 편차가 발생하다
- 금리 편차를 분석하다
- 경제 지표의 편차
Academic Research
- 실험 결과의 편차
- 연구 모델의 편차
- 결과의 편차를 설명하다
- 통계적으로 유의미한 편차
Performance Evaluation
- 목표치와의 편차
- 예상치 못한 편차가 나타나다
- 성과 편차를 평가하다
- 개인별 편차
Inicios de conversación
"Have you ever had to calculate deviation for a project or study?"
"How important is it to minimize deviation in your field of work or study?"
"Can you think of a time when an unexpected deviation led to an interesting discovery?"
"When analyzing data, what does a large deviation usually indicate to you?"
"How does the concept of 'deviation' relate to 'consistency' in your opinion?"
Temas para diario
Describe a situation where understanding the deviation from a norm was crucial for decision-making. What was the norm, and what was the deviation?
Imagine you are a quality control manager. How would you explain the importance of minimizing deviation to your team using simple terms?
Reflect on a time when your expectations deviated significantly from reality. What did you learn from that experience?
Consider a field you are interested in (e.g., sports, music, technology). How might the concept of 'deviation' be applied to measure performance or progress?
Write about the difference between a general 'difference' (차이) and a statistical 'deviation' (편차). Provide examples for each.
Preguntas frecuentes
10 preguntas차이 (chai) is a general term for 'difference' between any two things. 편차 (pyeoncha) is a specific statistical term referring to the deviation of a data point from the mean (average) of a dataset. While a 편차 is a type of 차이, it's a more technical and formal term used when analyzing data spread.
Generally, no. 편차 is a formal and technical term primarily used in academic, statistical, and scientific contexts. In everyday conversation, you would typically use simpler words like '차이' (difference) or '다름' (difference/otherness).
편차 is the fundamental concept of how much a data point deviates from the mean. 표준편차 (standard deviation) is a specific statistical measure derived from 편차. It is calculated as the square root of the variance, which is the average of the squared deviations (편차).
You would use 편차 when discussing statistical analysis, data variability, experimental results, quality control, or economic indicators where you need to describe how much something differs from an average or a standard. For example: '실험 결과의 편차가 컸다.' (The deviation in the experimental results was large.)
Occasionally, yes, but it's less common and might sound overly technical or formal. If used metaphorically, it would imply a significant deviation from a norm or expectation, similar to how 'discrepancy' or 'variance' might be used in English. However, for general metaphorical use, words like '차이' or '격차' are usually preferred.
A large 편차 indicates that the data points are widely spread out from the average. This suggests high variability, inconsistency, or a wide range of values within the dataset. Conversely, a small 편차 indicates that the data points are clustered closely around the average, suggesting consistency and low variability.
Yes, very much so. Related terms include '표준편차' (standard deviation), '분산' (variance), '평균' (mean/average), '데이터' (data), '통계' (statistics), and '산포도' (scatter plot), all of which are used in the context of analyzing data and its distribution.
It is pronounced 'pyeon-cha'. The 'pyeon' syllable has an aspirated 'p' sound (like 'p' in 'pin' with more air) and the 'cha' syllable has an aspirated 'ch' sound (like 'ch' in 'chair' with more air). The stress is on the first syllable: PYEON-cha.
The Hanja characters are 偏 (pyeon) meaning 'biased', 'inclined', or 'deviated', and 差 (cha) meaning 'difference', 'error', or 'gap'. So, literally, it means 'deviated difference' or 'inclined gap', which accurately reflects its meaning of deviation from a norm.
편차 is most commonly used in statistics, mathematics, economics, finance, science (like physics and biology), engineering, and data analysis. It's a fundamental concept for anyone working with quantitative data.
Ponte a prueba 10 preguntas
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Perfect score!
Summary
편차 (pyeoncha) is a formal term, primarily used in statistics and data analysis, to quantify the difference between individual data points and the mean (average) of a dataset. It is essential for understanding the variability and spread of data.
- 편차 refers to deviation or variation, especially from an average or standard.
- It's a key statistical term used to measure data spread.
- Commonly used in academic, research, and technical contexts.
- Avoid using it in casual conversation; opt for '차이' (difference) instead.
Learn in Context
Don't just memorize the definition of 편차. Try to find sentences or articles where it's used, especially in statistical or academic texts. Understanding how it's applied will solidify your grasp of its meaning and usage.
Distinguish from General Difference
Remember that 편차 is a specific type of difference (deviation from an average). For general differences, use '차이'. Using 편차 in casual conversation might sound unnatural or incorrect.
Grasp the Statistical Meaning
The core meaning of 편차 is statistical. Focus on understanding its role in measuring data spread, variability, and dispersion around the mean. This will help you use it accurately in relevant contexts.
Relate to Standard Deviation
If you are learning statistics, understand that 편차 is the basis for calculating '표준편차' (standard deviation). Knowing this relationship will reinforce its importance and application.
Ejemplo
지역 간 교육 수준의 편차를 줄이는 것이 시급한 과제이다.
Contenido relacionado
Más palabras de academic
입체적
B2Que tiene un efecto tridimensional o que examina algo desde múltiples perspectivas.
~에 관해
B1Una frase que significa 'sobre' o 'acerca de'. Se utiliza en contextos formales para introducir un tema de conversación o estudio.
~에 대하여
A2Acerca de o respecto a un tema en particular. 'Hablamos sobre nuestros planes de viaje.'
~대해
A2Significa 'sobre' o 'acerca de'. Se usa para indicar el tema de lo que se está hablando o pensando.
~에 관하여
A2Con respecto a o sobre un tema. Se utiliza en situaciones formales como informes o discursos.
~에 대해(서)
A1Indica el tema o asunto de una discusión, con el significado de 'sobre' o 'acerca de'. Se usa comúnmente con verbos como hablar o pensar.
무엇보다
A2Sobre todo; más que nada.
결석생
A2A student who is absent from class.
추상화하다
B2Abstraer: considerar algo teóricamente o por separado de su realidad física.
추상
A2Abstraction; the quality of dealing with ideas rather than events.
