In the randomized block design for ANOVA where the single factor of primary interest has I levels, and b blocks are created to control for extraneous variability in experimental units or subjects, the number of degrees of freedom for SSE (error sum of squares) is given by
A) Ib-1
B) (I-1) (b-1)
C) I-1
D) b-1
E) I+b-1

Question

Quizplus · Accepted Answer

In the randomized block design, the degrees of freedom for SSE is equal to the total number of experimental units or subjects minus the total number of treatments minus the total number of blocks, which is (I*b) - I - b + 1 = (I-1) (b-1).

In the Randomized Block Design for ANOVA Where the Single