In an American criminal trial, the null hypothesis is that the defendant is innocent and the alternative hypothesis is that the defendant is guilty. Which of the following describes a Type 2 error for a criminal trial?
A) A guilty verdict for a person who is innocent.
B) A guilty verdict for a person who is not innocent.
C) A not guilty verdict for a person who is guilty
D) A not guilty verdict for a person who is innocent

Question

Quizplus · Accepted Answer

A Type 2 error occurs when the null hypothesis (the defendant is innocent) is not rejected when it is false, meaning a guilty person is found not guilty.

In an American Criminal Trial, the Null Hypothesis Is That