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Mean, Median and Mode

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You have administered a standardized test of manual dexterity to two groups of 10 semi skilled workers. One of these two groups of workers will be employed by you to work in a warehouse with many fragile items. The higher the manual dexterity of a worker the less likelihood that worker will break significant inventory. Because of a unique contract you must hire all 10 employees from one of the two groups and none of the employees from the other.

Group A Scores
63

79

64

83

87

81

89

75

91

78

Group B Scores

98

89

26

65

100

93

59

60

100

100

You must decide which group to choose. Choose at least two measures of central tendency and at least one measure of dispersion for each group and use those to make your choice. Be sure to justify your choice with at least one page of discussion and analysis.

Calculate the mean, median, and mode.
Are these numbers higher or lower than you would have expected?
Which of these measures of central tendency do you think most accurately describes the lifestyle variable you are looking at?
Write a brief paper (2-3) pages with your calculations and the answers to these questions.

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