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    The following data represent scores of 50 students in an applied business statistics test.

    72 72 93 70 59 78 74 65 73 80
    57 67 72 57 83 76 74 56 68 67
    74 76 79 72 61 72 73 76 67 49
    71 53 67 65 100 83 69 61 72 68
    65 51 75 68 75 66 77 61 64 74

    a. Prepare the frequency distribution table and the frequency histogram for this data set.

    b. Compute the sample mean, sample median X(M), sample range, and sample variance.

    c. Does the data set represent a sample or a population? If it is a sample, describe the population from which it has been drawn.

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    https://brainmass.com/statistics/frequency-distribution/statistics-333899

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