Multiple Choice
An experiment was done to compare the effect of having a conversation via a hands-free mobile phone, having a conversation with an in-car passenger, and no distraction (baseline) on driving accuracy. Twenty participants from two different age groups (18-25 years and 26-40 years) took part. All participants in both age groups took part in all three conditions of the experiment (in counterbalanced order) , and their driving accuracy was measured by a layperson who remained unaware of the experimental hypothesis.
-Which of the following sentences regarding the output below is correct?
A) The output shows that the assumption of sphericity has been violated, 2 (2) = 0.81, p = .17.
B) The output shows that the assumption of sphericity has been violated, 2 (2) = 3.58, p > .05.
C) The output shows that the assumption of sphericity has been met, 2 (2) = 0.81, p > .05.
D) The output shows that the assumption of sphericity has been met, 2(2) = 3.58, p = .17.
Correct Answer:

Verified
Correct Answer:
Verified
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