Descriptive statistics for business students
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I need the simplest step by step directions for the following word problem.
Management of a grocery store recorded the number of coupons redeemed by customers during a recent double coupon sale. The data is presented below.
# of coupons f
0-4 15
5-9 9
10-14 6
15-19 8
20-24 4
Find the Mean
Mode
Median
82nd percentile
Variance
Standard Deviation
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Solution Summary
Step by step calculations for descriptive statistics of a data set. Data is represented by a frequency table. Mean, mode, median, 82nd percentile, variance and standard deviation calculations are included.
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Number of coupons Frequency Cumulative freq Mid-point Total Relative Relative cumulative
frequency frequency
0-4 15 15 2 30 0.357 0.357
5-9 9 24 7 63 0.214 0.571
10-14 6 30 12 72 0.143 0.714
15-19 8 38 17 136 0.190 0.904
20-34 ...
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