If, in a hypothesis test, the null hypothesis is actually true, which type of mistake can be made?
A) Type 1.
B) Type 2.
C) Type 1 if it's a one-sided test and Type 2 if it's a two-sided test.
D) Type 2 if it's a one-sided test and Type 1 if it's a two-sided test.

Question

Quizplus · Accepted Answer

A Type 1 error occurs when the null hypothesis is true, but is incorrectly rejected.

If, in a Hypothesis Test, the Null Hypothesis Is Actually