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Given the following values for a desirable outcome variable such as self-esteem, the Cohen's d effect size is: Experimental group mean = 70 Control group
Given the following values for a desirable outcome variable such as self-esteem, the Cohen's d effect size is:
Experimental group mean = 70
Control group mean = 60
Standard deviation = 20
a. + 10.0
b. - 10.0
c. + 0.50
d. - 0.50
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