When several tests are appropriate for analyzing data, it is best to use the least powerful test so as to minimize the probability of making a Type I error.

Question

Quizplus · Accepted Answer

It is best to use the most powerful test possible given the data, as this maximizes the chances of detecting real effects and minimizing the chance of a Type II error (failing to detect a real effect). However, it is also important to consider the assumptions and limitations of each test and choose the appropriate one.

When Several Tests Are Appropriate for Analyzing Data, It Is