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    Elementary Statistics and Frequency Distribution

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    Find P25 for the following data: 2 6 3 4 2 1 2 0 1 3 6 3

    You are given the following frequency distribution for the number of errors 10 students made in a test

    Errors Frequency
    0-2 14
    3-5 13
    6-8 11
    9-11 8
    12-14 9
    Find: a. mean b. variance c. standard deviation.

    You are given the following data.

    x y
    2 14
    3 13
    4 11
    5 8
    5 9
    7 4
    7 3
    Find
    a. SS(x)
    b. SS(y)
    c. SS(xy)
    d. The linear correlation coefficient, r
    e. The slope b1
    f. The y-intercept, b0
    g. The equation of the line of best fit.

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    https://brainmass.com/statistics/variance/elementary-statistics-frequency-distribution-177227

    Solution Summary

    Elementary statistics and frequency distribution for variance are determined.

    $2.19

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