Pearson Coefficient of Correlation Explained.

I’ve come to realize there is a lot of confusion about the different types of co-relation that you can perform on a data set. Let me clear up the smoke on this starting with the Pearson Coefficient of Correlation.

What is correlation?

Correlation is a bi-variate analysis that measures the strength of association between two variables and the direction of the relationship. In terms of the strength of relationship, the value of the correlation coefficient varies between +1 and -1. A value of ± 1 indicates a perfect…