Compared with the use of a p value of .05, use of a p value of .01
A) provides a more stringent test of the research hypothesis.
B) makes a Type 1 error less likely.
C) increases the likelihood of accepting the null hypothesis when there is a real population difference.
D) all of the above.

Question

Quizplus · Accepted Answer

Using a p value of .01 compared to .05 indeed provides a more stringent test of the research hypothesis, makes a Type 1 error (rejecting a true null hypothesis) less likely, and increases the likelihood of accepting the null hypothesis when there is a real population difference, due to the stricter criterion for statistical significance.

Compared with the Use of a P Value of