Using a t test rather than an F test with a five group experiment would
A) increase your chances of making a Type 1 error
B) decrease your chances of making a Type 1 error
C) decrease your chances of making a Type 2 error
D) decrease your power significantly

Question

Quizplus · Accepted Answer

Using a t-test instead of an F-test for a five-group experiment increases the chances of making a Type 1 error because multiple t-tests inflate the overall alpha level, leading to a higher probability of incorrectly rejecting a true null hypothesis.

Using a T Test Rather Than an F Test with a Five