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If the variance of the data values in a population is 324, what is the standard deviation of the data values?

A. 14
B. 12
C. 16
D. 18

User Chukwuma
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2 Answers

2 votes
The standard deviation is the square root of the variance.

sqrt 324 = 18 <==
User Dygestor
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5 votes
The standard deviation is a measure that is used to quantify the amount of variation or dispersion of a set of data values. It is calculated as the square root of the variance. We calculate as follows:

SD = √324 = 18 ----> OPTION D
User MECoskun
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