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March 26, 2017

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what is percentage of scores between37.5 and 39

  • statistics - ,

    We need to know some other information. Like the mean and standard deviation for these scores.

    subtract the mean from 37.5 and divide by the standard deviation to get a z-score.

    do the same for 39.

    Use a z-table to find the percentage of scores that will be between the two numbers.

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