If the group has 30 individuals,what are the degrees of freedom for a dependent-samples t test?
A)30 - 1
B)29 - 1
C)28 - 1
D)27 -1

Question

Quizplus · Accepted Answer

The degrees of freedom for a dependent-samples t test is calculated as the number of pairs minus 1. Since there are 30 individuals, assuming each individual is a pair (pre-test and post-test for example), the degrees of freedom would be 30 - 1.

If the Group Has 30 Individuals,what Are the Degrees of Freedom