A Type I error occurs when one:
A)rejects the null hypothesis when it is false.
B)rejects the null hypothesis when it is true.
C)accepts the null hypothesis when it is true.
D)accepts the null hypothesis when it is false.

Question

Quizplus · Accepted Answer

A Type I error occurs when the null hypothesis is rejected even though it is actually true. This can happen in hypothesis testing when the p-value is less than the significance level, leading to a rejection of the null hypothesis. However, in reality, the null hypothesis is true, so rejecting it is an error. Therefore, option B is the correct answer.

A Type I Error Occurs When One