Find the standard deviation, s, of sample data summarized in the frequency distribution table 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, 11.1. n(n - 1) 60-69 70-79 80-89 90-99 30-39 40-49 50-59 Interval 11 30 30 4 3 Frequency Standard deviation = (Round to one decimal place as needed.) Consider a difference of 20% between two values of a standard deviation to be significant. How does this computed value compare with the given standard deviation, 11.12 O A. The computed value is significantly greater than the given value. O B. The computed value is significantly less than the given value O C. The computed value is not significantly different from the given value.

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Find the standard deviation, s, of sample data summarized in the frequency distribution table below by using the formula below, where x represents the class midpoint, frepresents 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, 11.1.
n(x)]-[E«•x]
S=
n(n - 1)
Interval
30-39
40-49
50-59
60-69
70-79
80-89
90-99
Frequency
4
3
1
11
30
30
**...
Standard deviation = (Round to one decimal place as needed.
Consider a difference of 20% between two values of a standard deviation to be significant. How does this computed value compare with the given standard deviation, 11.1?
O A. The computed value is significantly greater than the given value.
O B. The computed value is significantly less than the given value.
O C. The computed value is not significantly different from the given value.
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Transcribed Image Text:Find the standard deviation, s, of sample data summarized in the frequency distribution table below by using the formula below, where x represents the class midpoint, frepresents 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, 11.1. n(x)]-[E«•x] S= n(n - 1) Interval 30-39 40-49 50-59 60-69 70-79 80-89 90-99 Frequency 4 3 1 11 30 30 **... Standard deviation = (Round to one decimal place as needed. Consider a difference of 20% between two values of a standard deviation to be significant. How does this computed value compare with the given standard deviation, 11.1? O A. The computed value is significantly greater than the given value. O B. The computed value is significantly less than the given value. O C. The computed value is not significantly different from the given value. Click to select your answer(s) Next StatCrunch 417 PM A A 1/26/2021 ort sc delete home Pg up end esc & num \ock backspace %24 % %23 3 home R T. Y Q tab enter J K G caps lock pause shift M end shift 1 alt ctri
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