JAMB - Economics (2013 - No. 4)
If the standard deviation of a given data is 53, what is the variance?
2082
2809
2808
2209
Explanation
The root of the standard deviation is the variance. Therefore we have;
53\(^2\) = 53 x 53 = 2809
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The root of the standard deviation is the variance. Therefore we have;
53\(^2\) = 53 x 53 = 2809
