The following analysis of variance summary table applies to the next several questions.

How many subjects were there in this experiment?
A) 100
B) 95
C) 93
D) 92

Question

The following analysis of variance summary table applies to the next several questions.

How many subjects were there in this experiment?
A) 100 
B) 95 
C) 93 
D) 92

Quizplus · Accepted Answer

The degrees of freedom for the error term is 86, which can be calculated as: Total degrees of freedom (92) - Treatment degrees of freedom (2) = Error degrees of freedom (86). Therefore, there were 93 subjects in this experiment (86 + 2 treatments + 1 for the grand mean).

The Following Analysis of Variance Summary Table Applies to the Next