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If I know that a set of test scores has a mean of 75 and a standard deviation of 8 what can I conclude?
12 years ago

Answers

PsyDAG
About 68% of scores will be between 67-83 (±1 SD), 95% between 59-91 (± 2 SD), 99% between 51-99 (±3 SD).
12 years ago

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