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    If scores are normally distributed with a mean of 50 and a standard deviation of 10

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    If scores are normally distributed with a mean of 50 and a standard deviation of 10, what percent of the scores is:
    (a) below 50?
    (b) between 30 and 55?
    (c) greater than 70?

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    https://brainmass.com/statistics/quantative-analysis-of-data/if-scores-are-normally-distributed-with-a-mean-of-50-and-a-standard-deviation-of-10-19622

    Solution Summary

    Normal distribution and standard deviation is determined.

    $2.19

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