Question

The following frequency distribution summarizes the weights of 195 fish caught by anglers participating in a professional bass fishing tournament.
Weight ( Pounds) Frequency
1– 3.......... 53
4– 6.......... 118
7– 9.......... 21
10– 12.......... 3
a Calculate the ( approximate) sample mean for these data.
b Calculate the ( approximate) sample variance for these data.


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  • CreatedMay 28, 2015
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