A two-factor research study has 2 levels of factor A and three 3 of factor B with n = 8 participants in each treatment condition.For this study,what is the value for df between treatment?
A)3
B)4
C)5
D)6

Question

Quizplus · Accepted Answer

The df between treatment is calculated as (number of levels of factor A - 1) multiplied by (number of levels of factor B - 1), which in this case is (2-1) multiplied by (3-1), resulting in 2*2 = 4 df. Therefore, the correct choice is B) 4.

A Two-Factor Research Study Has 2 Levels of Factor a and Three