Which of the following represents a Type I error? We say that something
A)works when it really does.
B)works when it really doesn't.
C)doesn't work when it really does.
D)doesn't work when it really doesn't.

Question

Quizplus · Accepted Answer

A Type I error occurs when we incorrectly reject a true null hypothesis, meaning we claim there is an effect or a difference when in fact there isn't one. This corresponds to saying something works (rejecting the null hypothesis) when it actually doesn't (the null hypothesis is true).

Which of the Following Represents a Type I Error? We