CHAPTER 3 COMMONLY USED STATISTICAL TERMS
Cohen’s d: A standardized way of measuring the effect size or difference by comparing two means by a simple math formula. It can be used to accompany the reporting of a t-test or ANOVA result and is often used in meta-anal-ysis. The conventional benchmark scores for the magni-tude of effect sizes are as follows: small, d = 0.2; medium,
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