Question: Using Cohens d, state whether a 3-point treatment effect (M = 3) is small, medium, or large for a one-sample t test, given

Using Cohen’s

d, state whether a 3-point treatment effect (M − μ = 3) is small, medium, or large for a one-sample t test, given the following values for the sample standard deviation:

1. SD = 3 2. SD = 6 3. SD = 12 4. SD = 24

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