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KARL PEARSON COEFFICIENT OF CORRELATION

 

Pearson product moment correlation coefficient for sample data

Where

 is the sample correlation coefficient

is the sample covariance

is the sample standard deviation of x

 is the sample standard deviation of y

 

 

Pearson product moment correlation coefficient for population data.

Where

is the population correlation coefficient

is the population covariance.

is the population standard deviation for x

is the population standard deviation for Y



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