Statistics & Probability
Linear Regression Calculator
Lets users solve and check linear regression instantly with formula, steps and examples — no manual math.
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Your result
Regression line
y = 0.800x + 1.800
Best-fit line: y = 0.800x + 1.800.
Slope (m)
0.8
Intercept (b)
1.8
About this calculator
Least-squares linear regression fits y = mx + b minimizing squared residuals: m = Σ(x−x̄)(y−ȳ)/Σ(x−x̄)², b = ȳ − m·x̄.
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