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    Mean, Median, Mode, & Standard Deviation

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    Problems:
    1. Find the mean, median and mode of each column.
    2. Find the standard deviation of the sample and the population
    3. How much of the math grade can be explained by the PE grade? (regression/correlation)

    Data for Practice Problems

    Standard Test Scores
    Name Gender Absences PE Math Writing Reading
    Alex Boy 5 49 85 86 80
    Anthony Boy 18 51 39 71 75
    Douglas Boy 1 82 74 78 79
    Jorge Boy 4 56 66 68 60
    Joshua Boy 5 83 79 78 77
    Luke Boy 0 94 89 84 84
    Robert Boy 17 36 36 56 50
    Rupert Boy 4 24 55 56 52
    Seth Boy 0 61 92 89 83
    Wayne Boy 1 65 92 96 91
    Blair Girl 3 94 59 66 90
    Brooke Girl 2 75 35 43 46
    Carmen Girl 0 49 91 91 90
    Charlita Girl 16 23 49 55 49
    Kim Girl 2 71 90 92 95
    Li Girl 1 73 98 93 95
    Rachel Girl 2 92 87 92 91
    Sara Girl 3 33 87 93 94
    Sheetal Girl 0 18 100 97 97
    Tawayna Girl 14 31 65 55 63

    © BrainMass Inc. brainmass.com June 3, 2020, 9:35 pm ad1c9bdddf
    https://brainmass.com/statistics/quantative-analysis-of-data/mean-median-mode-standard-deviation-189719

    Attachments

    Solution Summary

    The mean, median, mode and standard deviation for standard test scores in different subjects is analyzed.

    $2.19

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