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Hides is calculating the standard deviation of a data set that has 7 values . He determines that the sum of the squared deviations is 103. What is the standard deviation of the d…

Hides is calculating the standard deviation of a data set that has 7 values . He determines that the sum of the squared deviations is 103. What is the standard deviation of the d…
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Hides is calculating the standard deviation of a data set that has 7 values . He determines that the sum of the squared deviations is 103.

What is the standard deviation of the data set?

(Round to the nearest tenth)

User Mpak
by
7.4k points

1 Answer

4 votes
standard deviation is the square root of the variance (which is the average of the sum of squared deviations)...

sd=(103/7)^(1/2)=3.836 (to the nearest thousandth)
User Rzwitserloot
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