When looking at multiple comparisons, the more tests that you run, the more likely that you will have a _______.
A) Type I error
B) Type II error
C) mean squared error
D) random error

Question

Quizplus · Accepted Answer

The more tests that are run, the greater the chance of finding a significant difference by chance alone. This increases the likelihood of making a Type I error, which is rejecting the null hypothesis when it is actually true.

When Looking at Multiple Comparisons, the More Tests That You