When someone is on trial for suspicion of committing a crime, the hypotheses are: H0 : innocent HA : guilty Which of the following is correct?
A) Type I error is acquitting a guilty person.
B) Type I error is convicting an innocent person.
C) Type II error is acquitting an innocent person.
D) Type II error is convicting an innocent person.

Question

Quizplus · Accepted Answer

Type I error occurs when the null hypothesis (H0) is rejected when it is true. In this context, H0 is that the person is innocent. Therefore, a Type I error would be convicting an innocent person, which corresponds to rejecting the null hypothesis when it should not be rejected.

When Someone Is on Trial for Suspicion of Committing a Crime