Die Nullhypothese postuliert, dass kein Unterschied
The null hypothesis postulates that no difference
Literally: The zero-hypothesis postulates that no difference
In 15 Seconds
- The baseline assumption in scientific research.
- States that no significant effect or change exists.
- Essential for academic writing and formal data analysis.
Meaning
This phrase is the starting point of a scientific experiment. It assumes that there is no relationship or effect between the things you are testing.
Key Examples
3 of 6Writing a university thesis
Die Nullhypothese postuliert, dass kein Unterschied zwischen den beiden Testgruppen besteht.
The null hypothesis postulates that no difference exists between the two test groups.
Discussing a marketing campaign at work
Unsere Nullhypothese postuliert, dass die neue Werbung keinen Einfluss auf die Verkaufszahlen hat.
Our null hypothesis postulates that the new ad has no influence on sales figures.
A nerd joke among friends
Meine Nullhypothese postuliert, dass kein Unterschied zwischen diesem Billigbier und dem teuren besteht.
My null hypothesis postulates that there is no difference between this cheap beer and the expensive one.
Cultural Background
In Germany, academic titles and formal language are highly respected. Using precise terms like 'Nullhypothese' in a university setting is expected and shows that you have mastered 'Fachsprache' (technical language). Swiss universities, like ETH Zurich, are world-renowned for precision. The use of statistical terminology is extremely rigorous here, often blending German precision with international standards. Vienna was the home of the 'Wiener Kreis' (Vienna Circle), which focused on logical positivism. This tradition emphasizes that only what can be scientifically tested (like a null hypothesis) is meaningful. Because science is global, the term 'Nullhypothese' acts as a bridge. Even if a German scientist is speaking to a Japanese colleague, the underlying concept of H0 remains identical.
Use 'vorliegt' or 'besteht'
In academic German, avoid the verb 'sein' (to be). Instead of saying 'dass kein Unterschied ist', use 'dass kein Unterschied besteht' or 'dass kein Unterschied vorliegt'. It sounds much more professional.
Don't forget the comma!
German is very strict about commas before 'dass'. Leaving it out is a major red flag in academic writing.
In 15 Seconds
- The baseline assumption in scientific research.
- States that no significant effect or change exists.
- Essential for academic writing and formal data analysis.
What It Means
Imagine you are a detective. You start by assuming the suspect is innocent until proven guilty. In science, the Nullhypothese is that 'innocence'. It is the default assumption that your experiment will find nothing new. You are essentially saying that any result you see is just a coincidence. It is the baseline for all logical reasoning in research.
How To Use It
You use this phrase to set up a formal argument. It usually introduces a subordinate clause starting with dass. Because it uses the word postuliert, it sounds very intellectual. You are not just saying something; you are 'postulating' it. It is a great way to signal that you are thinking like a scientist.
When To Use It
This is a staple of university life. Use it in your Master's thesis or a lab report. It is also perfect for professional data analysis meetings. If you want to impress your colleagues with your analytical rigor, this is your go-to phrase. It shows you value evidence over gut feelings.
When NOT To Use It
Do not use this while grocery shopping. If you tell the cashier your Nullhypothese is that there is no difference in price, they will be very confused. It is far too stiff for a casual coffee date. Unless you are both data nerds, keep this out of your romantic life. It can sound cold or overly robotic in emotional situations.
Cultural Background
Germany is famous for its Wissenschaftskultur (scientific culture). We love precision, logic, and hard data. This phrase reflects the German academic tradition of being extremely careful with claims. In Germany, you don't just 'have a feeling' about data; you test a hypothesis. It is part of the rigorous education system that values 'Belegbarkeit' (provability).
Common Variations
You might hear people say Die Nullhypothese besagt (The null hypothesis says). Or, if they are being brief, they might just refer to it as H0. In more casual academic settings, someone might ask: 'Was ist deine Nullhypothese?' to challenge your logic. It is a fundamental part of the 'thinker' identity in Germany.
Usage Notes
This is a C1-level academic expression. It belongs to the 'Bildungssprache' (educated language) and should be used with precision in research contexts.
Use 'vorliegt' or 'besteht'
In academic German, avoid the verb 'sein' (to be). Instead of saying 'dass kein Unterschied ist', use 'dass kein Unterschied besteht' or 'dass kein Unterschied vorliegt'. It sounds much more professional.
Don't forget the comma!
German is very strict about commas before 'dass'. Leaving it out is a major red flag in academic writing.
Examples
6Die Nullhypothese postuliert, dass kein Unterschied zwischen den beiden Testgruppen besteht.
The null hypothesis postulates that no difference exists between the two test groups.
This is the classic, most common way to use the phrase in writing.
Unsere Nullhypothese postuliert, dass die neue Werbung keinen Einfluss auf die Verkaufszahlen hat.
Our null hypothesis postulates that the new ad has no influence on sales figures.
Using this in business shows a data-driven mindset.
Meine Nullhypothese postuliert, dass kein Unterschied zwischen diesem Billigbier und dem teuren besteht.
My null hypothesis postulates that there is no difference between this cheap beer and the expensive one.
Using academic language for trivial things is a common form of German humor.
Hast du die Nullhypothese, dass kein Unterschied vorliegt, schon formuliert?
Have you already formulated the null hypothesis that no difference exists?
Even in texts, the structure remains quite formal due to the subject matter.
Die Nullhypothese postuliert, dass kein Unterschied im Wahlverhalten der Generationen existiert.
The null hypothesis postulates that no difference in the voting behavior of the generations exists.
Used here to ground a political discussion in statistical logic.
Leider konnten wir die Nullhypothese, dass kein Unterschied besteht, nicht widerlegen.
Unfortunately, we could not refute the null hypothesis that no difference exists.
This is a very precise way to say the experiment didn't find anything.
Test Yourself
Füllen Sie die Lücke mit dem richtigen Verb im Präsens.
Die Nullhypothese __________, dass kein Unterschied zwischen den Gruppen besteht.
The subject 'Die Nullhypothese' is singular, so the verb must be 'postuliert'.
Welcher Artikel ist korrekt?
____ Nullhypothese ist ein zentraler Begriff der Statistik.
Hypothese is a feminine noun.
Verbinden Sie die Begriffe mit ihrer Bedeutung.
Begriffe: 1. Nullhypothese, 2. Postulieren, 3. Unterschied
Nullhypothese is H0, postulieren means to claim/set, and Unterschied is difference.
Vervollständigen Sie den Satz im akademischen Kontext.
Professor: 'Was ist unsere Grundannahme?' Student: 'Die Nullhypothese postuliert, dass kein Unterschied ________.'
The verb must be in the singular and at the end of the 'dass'-clause.
🎉 Score: /4
Visual Learning Aids
Practice Bank
4 exercisesDie Nullhypothese __________, dass kein Unterschied zwischen den Gruppen besteht.
The subject 'Die Nullhypothese' is singular, so the verb must be 'postuliert'.
____ Nullhypothese ist ein zentraler Begriff der Statistik.
Hypothese is a feminine noun.
Match each item on the left with its pair on the right:
Nullhypothese is H0, postulieren means to claim/set, and Unterschied is difference.
Professor: 'Was ist unsere Grundannahme?' Student: 'Die Nullhypothese postuliert, dass kein Unterschied ________.'
The verb must be in the singular and at the end of the 'dass'-clause.
🎉 Score: /4
Frequently Asked Questions
10 questionsNo, you can also use 'besagt' or 'nimmt an'. However, 'postuliert' is the most formal and common in high-level research.
Yes, but only if the meeting is about data, analytics, or scientific research. In a general meeting, it might sound too academic.
Because it assumes the 'effect size' is zero. There is 'null' difference between the groups.
Die Nullhypothesen.
Usually, yes. You are stating the content of the hypothesis, which requires a subordinate clause.
It is 'kein Unterschied' (Nominative) because it is the subject of the verb 'besteht' in the subordinate clause.
Technically no. By definition, a null hypothesis postulates *no* difference. If there is a difference, it's the alternative hypothesis.
Rarely. In law, the equivalent concept is 'Die Unschuldsvermutung' (presumption of innocence).
Die Nullhypothese verwerfen oder ablehnen.
Only among academics, students, and scientists. You won't hear it at the supermarket.
Related Phrases
{die|f} Alternativhypothese
contrastThe hypothesis that there IS a difference.
{das|n} Signifikanzniveau
builds onThe threshold for rejecting the null hypothesis.
{der|m} p-Wert
builds onThe probability of getting the results if the null hypothesis is true.
{die|f} Falsifikation
specialized formThe act of proving a hypothesis wrong.
