Multiple Choice
In the worksheet exercise, why is there no result for Mauchly's test of sphericity for the main effect of therapy type?
A) Because it is significant
B) Because it is not significant
C) Because there are more than two conditions in the therapy type IV, so sphericity cannot be calculated.
D) Because there are only two conditions in the therapy type IV, so sphericity cannot be calculated.
Correct Answer:

Verified
Correct Answer:
Verified
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