Modification of the _____ is necessary if the assumption of sphericity is violated.
A)sample size
B)sums of squares
C)degrees of freedom
D)treatments

Question

Quizplus · Accepted Answer

When the assumption of sphericity is violated in repeated measures ANOVA, the degrees of freedom need to be adjusted using corrections like Greenhouse-Geisser or Huynh-Feldt to maintain the validity of the test.

Modification of the _____ Is Necessary If the Assumption of Sphericity