What is a hypothesis? How are hypotheses formulated? And what types of And what types of hypotheses are there?
A hypothesis is an assumption or conjecture about a relationship.
For example, your hypothesis might be:
Men earn more than women in Germany.
Our goal now is to test this hypothesis.
So we want to know whether to reject or retain the hypothesis.
But what is it about null and alternative hypotheses?
Two hypotheses are always formulated, that assert the opposite.
These are called the null and alternative hypotheses.
Tutorial:
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Linke to the Statistics Calculator:
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Link to the Survey App
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00:12 What is a hypothesis?
00:58 How to formulate a hypothesis?
01:34 What is a variable?
02:25 Null and alternative hypotheses?
03:21 Different types of hypotheses
06:09 What are hypothesis tests?
