Pearson S Correlation Coefficient Formula. X 2 sum of the squared x scores. The range of the correlation coefficient is from 1 to 1.
Y is mean of y variable. The correlation coefficient. σx the sum of x scores.
R σ x mx y my n 1 sxsy want to simplify that.
In this example we have calculated the same 1st example with the excel method and we have got the same result i e. The karl pearson coefficient of correlation formula is expressed as. Use the below pearson coefficient correlation calculator to measure the strength of two variables. Such a coefficient correlation is represented as r.