Explore BrainMass
Share

Explore BrainMass

    Descriptive Statistics

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    In a study of job satisfaction, a series of tests were administered to 50 participants. The following data were obtained; higher scores represent greater dissatisfaction:

    Use the data of this question to calculate the following:
    1. Frequency dist.
    2. Relative frequency dist.
    3. Cumulative frequency dist.
    4. Histogram
    5. Mean
    6. Median Quartiles 1 & 3
    7. Mode
    8. Variance
    9. Standard deviation
    10- Z-score

    Data are as follows:
    87 76 67 58 92 59 41 50 90 75 80 81 70 73 69 61 88
    46 85 97 50 47 81 87 75 60 65 92 77 71 70 74 53 43
    61 89 84 83 70 46 84 76 78 64 69 76 78 67 74 64

    © BrainMass Inc. brainmass.com May 20, 2020, 6:39 pm ad1c9bdddf
    https://brainmass.com/statistics/descriptive-statistics/descriptive-statistics-frequency-distribution-histogram-290179

    Solution Preview

    In a study of job satisfaction, a series of tests were administered to 50 participants. The following data were obtained; higher scores represent greater dissatisfaction:

    Use the data of this question to calculate the following:

    1. Frequency dist.
    Frequency Distribution

    Job Satisfaction cumulative
    lower upper midpoint width frequency percent frequency percent
    40 < 50 45 10 5 10.0 5 10.0
    50 < 60 55 10 5 10.0 10 20.0
    60 < 70 65 10 10 20.0 20 40.0
    70 < 80 75 10 15 30.0 35 70.0
    80 < 90 85 10 11 22.0 46 92.0
    90 < 100 95 10 4 8.0 50 100.0

    50 100.0
    2. Relative frequency dist.
    Frequency Distribution

    ...

    Solution Summary

    The solution provides step by step method for the calculation of descriptive statistics . Formula for the calculation and Interpretations of the results are also included.

    $2.19

    ADVERTISEMENT