Fact checked by Yarilet Perez Reviewed by Chip Stapleton What Is Correlation? Correlation measures the linear relationship between two variables. It gives an indication of the strength of the ...

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

How to Graph Linear Lines in Microsoft Excel. Data is rarely so uniform and predictable that plotting data points creates a perfectly linear arrangement.