For a group of 30 participants, how many degrees of freedom are there for a t-test for dependent means?
A) 28
B) 29
C) 30
D) 60

Name: For a group of 30 participants, how many degrees of freedom are there for a t-test for dependent means? A) 28 B) 29 C) 30 D) 60
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Question

Quizplus · Accepted Answer

The formula for calculating degrees of freedom for a t-test for dependent means is df = n-1. Since there are 30 participants (n=30), the degrees of freedom would be 29 (30-1). Therefore, the correct choice is B.

For a Group of 30 Participants, How Many Degrees of Freedom