Linear Regression & Correlation Calculator

Fit ordinary least squares best-fit line y = mx + b, Pearson r, R-squared, and scatter plot trendline.

Frequently Asked Questions

What does the Linear Regression & Correlation Calculator calculate?

Fit ordinary least squares best-fit line y = mx + b, Pearson r, R-squared, and scatter plot trendline. It belongs to the Math category and supports key terms such as Linear Regression & Correlation Calculator, Math, linear regression, correlation, pearson r, r-squared.

Is the Linear Regression & Correlation Calculator accurate and private?

Yes. All formulas run locally in your browser using high-precision Decimal.js arithmetic with zero server data storage.

Can I export or share results from the Linear Regression & Correlation Calculator?

Yes. You can copy shareable result links with URL parameters, export data, or embed the calculator directly on your website.

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Linear Regression & Correlation Calculator · Math · linear regression · correlation · pearson r · r-squared · least squares · scatter plot · trendline · statistics · math