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Simple Linear Regression
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Simple Linear Regression
Find the best-fit line: y = a + bx
X Values (Independent Variable)
1, 2, 3, 4, 5
Enter values separated by commas
Y Values (Dependent Variable)
2, 4, 6, 8, 10
Enter values separated by commas
Calculate Regression
Regression Equation
y = 0.00 + 2.00x
2.00
Slope (b)
0.00
Intercept (a)
1.00
R²
1.00
Correlation (r)
Interpretation
Perfect positive correlation. The regression line explains 100% of the variance.
Scatter Plot with Regression Line
Residual Analysis
X
Y (Actual)
Y (Predicted)
Residual