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Linear Regression Calculator

Find the linear relationship between two variables by computing the slope, correlation coefficient, and R² from paired data points. Use it when analyzing trends in sales, scientific experiments, or any dataset where you want to predict one variable from another.

X Values (comma separated)

Y Values (comma separated)

Calculate

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Statistics

Linear Regression Slope Calculator

Calculate the slope of a least-squares linear regression line from summary statistics of paired x and y data. The slope tells you how much y changes per unit change in x — central to forecasting, regression analysis, and any task that quantifies a linear relationship between two variables.

Number of Points

Sum of XY

Sum of X

Sum of X²

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Key differences

	Linear Regression Calculator	Linear Regression Slope Calculator
Category	Statistics	Statistics
Inputs required	3	4
Result	Result	Slope (b)
What it does	Find the linear relationship between two variables by computing the slope, correlation coefficient, and R² from paired data points. Use it when analyzing trends in sales, scientific experiments, or any dataset where you want to predict one variable from another.	Calculate the slope of a least-squares linear regression line from summary statistics of paired x and y data. The slope tells you how much y changes per unit change in x — central to forecasting, regression analysis, and any task that quantifies a linear relationship between two variables.