# Refer to the frequency distribution in the given exercise and find the standard deviation by using the formula below, where

## Question:

Refer to the frequency distribution in the given exercise and find the standard deviation 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 deviations to these standard deviations obtained by using Formula 3-4 with the original list of data values: 8.9 years;

Standard deviation for frequency distribution

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**Related Book For**

## Mathematical Interest Theory

**ISBN:** 9781470465681

3rd Edition

**Authors:** Leslie Jane, James Daniel, Federer Vaaler

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