How do you measure variability?
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Studied at the University of Seoul, Lives in Seoul, South Korea.
In order to the find the variance, start by finding the mean for the final exam grades and then subtract the mean from each value in the data set. Then square each value and find the sum of the squares. To find the variance, divide the sum of the squares by 13. The variance for this data set is 103.51.
2023-06-22 09:46:32
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Zoe Walker
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In order to the find the variance, start by finding the mean for the final exam grades and then subtract the mean from each value in the data set. Then square each value and find the sum of the squares. To find the variance, divide the sum of the squares by 13. The variance for this data set is 103.51.