Answer to Question #235115 in Statistics and Probability for dada

Question #235115

Calculate Karl Pearson’s coefficient of correlation from the following data taking deviations from Arithmetic mean and interpret the result.



1
Expert's answer
2021-09-14T06:05:24-0400

Karl Pearson's correlation coefficient (r) formula is given by -


r=(XXˉ)(YYˉ)((XXˉ)2)  ((YYˉ)2)r = \frac{\sum(X-\bar{X})(Y-\bar{Y})}{\sqrt{(\sum(X-\bar{X})^2)\ *\ ({\sum(Y-\bar{Y})^2)}}}



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