Question: Given the following grouped sample data, Range of values Frequency Between 0 and 7 9 Between 7 and 23 7 Between 23 and 41 7

Given the following grouped sample data,

Range of values Frequency
Between 0 and 7 9
Between 7 and 23 7
Between 23 and 41 7

what is the standard deviation of the sample data? Enter 4 digits after the decimal point, e.g. 5.1234.

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