The null hypothesis might be retained because:
A) the null hypothesis is true.
B) the alternative hypothesis is false.
C) the design was not powerful enough.
D) Any of these are true.

Question

Quizplus · Accepted Answer

The null hypothesis might be retained for any of these reasons: it is actually true, the alternative hypothesis is false, or the study design lacked the power to detect a true effect if one exists. Each of these scenarios could lead to a decision not to reject the null hypothesis.

The Null Hypothesis Might Be Retained Because