Calculate cofficient of correlation of the age of husband and wife using Karl Person's method.

Find out coefficient of correlation between the age of Husband and Wife, using Karl Pearson's method base on actual mean value of the following series:

Calculate cofficient of correlation of the following data :

Calculate coefficient of correlation between age of wives and age of husbands.

Calculate cofficient of correlation of the following data with rank difference and Karl Pearson's method:

Calculate correlation of the following data using Karl Pearson's method:

Calculate Karl Pearson's coefficient of correlation between the heights of husbands and wives based on the following data ( given in inches ) and interpret the result . Take assumed means of husbands and wives are 70 and 66 respectively .