What Does It Mean If a Researcher Said She Rejected

question 29

Multiple Choice

What does it mean if a researcher said she rejected the null hypothesis at the .05 level?

• A)There was less than a 5% chance that she would have gotten such an extreme result by chance if the null hypothesis were true.
• B)There was more than a 5% chance that she would have gotten such an extreme result by chance if the null hypothesis were true.
• C)There is a 5% chance that there is a difference between the two populations she is testing if the null hypothesis were true.
• D)There is a 95% chance that the research hypothesis is true.

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Definitions:

Predicate

A grammatical and logical component of a sentence that tells something about the subject, including a verb and possibly other components such as objects.

Proposition

A declaration that conveys an assessment or viewpoint, which may be accurate or inaccurate.

Predicate

A term used in logic to refer to the part of a sentence that tells something about the subject or presents an action, often represented after the subject.

Proposition

A declaration that communicates an opinion or judgment.