The Boston Security Analysts Society, Inc. (BSAS) is a non-profit association that serves as a forum for
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The Boston Security Analysts Society, Inc. (BSAS) is a non-profit association that serves as a forum for the exchange of ideas for the investment community. Suppose the ages of its members are based on the following frequency distribution.
Age ........Frequency
21–31 ........11
32–42 ........44
43–53 ........26
54–64 ........ 7
a. Calculate the mean age.
b. Calculate the sample variance and the sample standard deviation.
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Related Book For
Essentials Of Business Statistics Communicating With Numbers
ISBN: 9780078020544
1st Edition
Authors: Sanjiv Jaggia, Alison Kelly
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