Essay
A research report indicates that the mean birth weight of twins that participated in their study was 5.5 pounds (variance = .25; n =15) and the mean birth weight of singleton babies was 7.7 pounds (variance = .40; n = 15). Calculate and interpret Cohen's d effect size.
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where
Cohen's d is -3.86 which, int...View Answer
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Correct Answer:
Verified
where Cohen's d is -3.86 which, int...View Answer
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