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

Microsoft's Excel software is one of the best tools for you to organize, analyze, and manipulate data. Here are three ways to compare data in two columns.

Investopedia / Sydney Saporito What Correlation Can Tell You Correlation shows the strength of a relationship between two variables and is expressed numerically by the correlation coefficient.

Fact checked by Pete Rathburn Reviewed by Chip Stapleton What Is Correlation? Correlation measures the linear relationship between two variables. By measuring and relating the variance of each ...

How to compare columns in Microsoft Excel As stated, we can use the Excel VLOOKUP function to find and match different data or find differences in two columns.