Calculating the Pearson correlation coefficient can be complicated but software makes it much easier. You can use several methods to calculate correlation in Excel.

Calculate R-squared in Microsoft Excel by creating two data ranges to correlate. Use the correlation formula to correlate both sets of data, or x and y.

Finding Correlation in Excel There are several methods to calculate correlation in Excel. The simplest is to get two data sets side-by-side and use the built-in correlation formula: ...