Mathematics, 02.02.2021 14:00 hany90
Calculate the sample standard deviation and sample variance for the following frequency distribution of heart rates for a sample of American adults. If necessary, round to one more decimal place than the largest number of decimal places given in the data.
Heart Rates in Beats per Minute
Class Frequency
61 - 66
61
-
66
12
12
67 - 72
67
-
72
14
14
73 - 78
73
-
78
4
4
79 - 84
79
-
84
9
9
85 - 90
85
-
90
9
9
Answers: 1
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Calculate the sample standard deviation and sample variance for the following frequency distribution...
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