Question:

The mean score for the treatment group is 7.1 (standard

Last updated: 8/12/2022

The mean score for the treatment group is 7.1 (standard

The mean score for the treatment group is 7.1 (standard deviation of 1.0) and the mean score for control group is 8.4 (standard deviation 2.2). Calculate the effect size to determine the magnitude of the difference between the two groups.

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