Question

Professor X evaluated the inmate literacy program of a local jail. He compared the reading performance of 30 jail inmates who completed the program Using SPSS, he analyzed the data to obtain a paired sample t-test. It indicates the t-value as 3.95. You are required to use five-step approach to interpret this t-test. Which of following is the degree of freedom of this study? 3.95 29 O 30 O 31

Answer 1

Solution:

Given, n = 30

Degree of freedom = n - 1 = 30 - 1 = 29

Therefore DF=29

Option B