Following data relates to age group and percentage of regular players. Calculates Karl Pearson's coefficient of correlation .

Find out Karl Pearson's cofficient of correlation :

Calculate the value of Karl Person's coefficient of correlation for following:

Calculate the coefficient of rank correlation.

Calculate cofficient of correlation of the following data :

Calculate coefficient of correlation between series A and B.

Calculate coefficient of correlation between series X and Y.

Deviation of two series X and Y are shown . Calculate coefficient of correlation .

Calculate the coefficient of correlation between the two series :

From the following data, relating to playing habits in various age group of 900 students . Calculate cor=efficient of correlation between age group and playing habits: