How to calculate the correlation coefficient between two variables in Excel?
We usually use correlation coefficient (a value between -1 and 1) to display how strongly two variables are related to each other. In Excel, we also can use the CORREL function to find the correlation coefficient between two variables.
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For example, there are two lists of data, and now I will calculate the correlation coefficient between these two variables.
Select a blank cell that you will put the calculation result, enter this formula =CORREL(A2:A7,B2:B7), and press Enter key to get the correlation coefficient. See screenshot:
In the formula, A2:A7 and B2:B7 are the two variable lists you want to compare.
you can insert a line chart to view the correlation coefficient visually. See screenshot:
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