Multiple Choice
A third study with 2,000 subjects found an experimental group mean of 29.26 (SD = 2.5) and a control group mean of 29.26 (SD = 1.5) .What is the average effect size of the three studies?
A) 1.09
B) 1.66
C) 1.84
D) None of these are true.
Correct Answer:

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Correct Answer:
Verified
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