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For the following frequency distribution (assume the data represent a population),ClassFrequency70 - ...

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For the following frequency distribution (assume the data represent a population),ClassFrequency70 - ...

For the following frequency distribution (assume the data represent a population),

Class	Frequency
70 - 79	5
80 - 89	9
90 - 99	11
100 - 109	9
110 - 119	6

a.	Compute the mean.
b.	Compute the standard deviation.

Textbook

Essentials of Statistics for Business and Economics

Essentials of Statistics for Business and Economics

Edition: 7^th

Authors: Anderson, Sweeney, Williams, Camm, Cochran

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