If a Repeated-Measures Study Shows a Significant Difference Between Two

question 19

Multiple Choice

If a repeated-measures study shows a significant difference between two treatments with α = .01,then you can assume that ____.​

• A)​the value of Cohen's d is large
• B)​the percentage of variance explained (r²) is large
• C)​both Cohen's d and r² are large
• D)​a significant effect does not necessarily mean that the effect size will be large

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