If you perform multiple t-tests, which of the following is true?
A)The risk of Type I error increases.
B)The risk of Type I error decreases.
C)The risk of Type I error is not impacted.
D)There is a 10% chance of committing a Type I error.

Question

Quizplus · Accepted Answer

Performing multiple t-tests increases the likelihood of finding a significant result by chance, which increases the overall risk of committing a Type I error. This is known as the multiple comparison problem.

If You Perform Multiple T-Tests, Which of the Following Is