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.