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    Statistics: Find Mean and Standard Deviation of Sample Data

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    For the data in the following sample:
    8, 1, 5, 1, 5

    A. Find the mean and the standard deviation
    B. Now change the score of x = 8 to X = 18, and find the new mean and standard deviation.
    C. Describe how one extreme score influences the mean and standard deviation.

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    Solution Summary

    The solution finds the mean and standard deviation of sample data.