stats
Multiple Linear Regression
OLS with up to 5 predictors — β coefficients, R², adjusted R², residuals plot, and prediction panel.
Input — Data Columns
(comma or space separated)
(comma or space separated)
Results
Observations n—
Predictors p—
Intercept β₀—
R²—
Adjusted R²—
Std Error SE—
SS Residual—
Prediction
β = (XᵀX)⁻¹Xᵀy · Gaussian elimination with partial pivoting
Adj R² = 1−(1−R²)(n−1)/(n−p−1)
Adj R² = 1−(1−R²)(n−1)/(n−p−1)