Find the standard deviation, s, of sample data summarized in the frequency distribution table given below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 9.0. SE n[Σ(+•x)] - [Σ«•x)] n(n-1) Interval Frequency Standard deviation = 30-36 2 (Round to one decimal place as needed.) 37-43 18 44-50 43 51-57 21 58-64 9 65-71 5 O

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Find the standard deviation, s, of sample data summarized in the frequency distribution table given below by using the formula below, where x represents the class midpoint, f represents the
class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 9.0.
SE
n[Σ(f•x)] - [Σ«•x]
n(n-1)
Interval
Frequency
Standard deviation =
30-36
2
(Round to one decimal place as needed.)
37-43
18
C
44-50
43
51-57
21
58-64
9
65-71
5
D
Transcribed Image Text:Find the standard deviation, s, of sample data summarized in the frequency distribution table given below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 9.0. SE n[Σ(f•x)] - [Σ«•x] n(n-1) Interval Frequency Standard deviation = 30-36 2 (Round to one decimal place as needed.) 37-43 18 C 44-50 43 51-57 21 58-64 9 65-71 5 D
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