How to calculate correlation from mean and standard deviation?
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Step-by-step explanation:
How to Calculate a Correlation
Find the mean of all the x-values.
Find the standard deviation of all the x-values (call it sx) and the standard deviation of all the y-values (call it sy). ...
For each of the n pairs (x, y) in the data set, take.
Add up the n results from Step 3.
Divide the sum by sx ∗ sy.
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