A test score falling outside 2 standard deviations of the mean indicates a meaningful difference between the obtained score and the normative group.

Name: A test score falling outside 2 standard deviations of the mean indicates a meaningful difference between the obtained score and the normative group.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

A test score falling outside 2 standard deviations of the mean indicates that the obtained score is significantly different from the normative group, as it falls in the top or bottom 5% of scores.

A Test Score Falling Outside 2 Standard Deviations of the Mean