In the biological sciences, the null hypothesis is usually rejected if the P value is ________.
A) Greater than 1
B) Less than 0.30
C) Less than 0.95
D) Less than 0.05
E) Less than 1

Question

Quizplus · Accepted Answer

In the biological sciences, a commonly used significance level is 0.05, which means that if the P value is less than 0.05, there is less than a 5% chance that the results occurred by chance alone and the null hypothesis is rejected. Therefore, choice D is the best answer.

In the Biological Sciences, the Null Hypothesis Is Usually Rejected