Correlation Calculator
Calculate Pearson correlation coefficient
Formula
r = [nΣXY - ΣXΣY] / √[(nΣX²-(ΣX)²)(nΣY²-(ΣY)²)]
Pearson r measures linear relationship between two variables (-1 to 1).
Examples
5 data points
r = 0.87 (strong positive).
Frequently Asked Questions
About Correlation
Calculate the Pearson correlation coefficient between two datasets.
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