Regression Analysis Calculator
Perform linear regression analysis to find relationships between variables and make predictions.
How to Use This Calculator
- Enter your X and Y data points (paired observations)
- Choose the type of regression (linear, polynomial, etc.)
- Click Calculate to perform the analysis
- Review the regression equation and statistics
- Use the equation to make predictions if needed
Key Statistics
- R² (Coefficient of Determination)
- Correlation Coefficient (r)
- Standard Error of Estimate
- Slope and Intercept
- Confidence Intervals
Regression Types
- Simple Linear: y = mx + b
- Multiple Linear: y = b₀ + b₁x₁ + b₂x₂ + ...
- Polynomial: y = ax² + bx + c
- Exponential: y = ae^(bx)
Applications
- Data Analysis
- Predictive Modeling
- Scientific Research
- Economic Forecasting
- Quality Control
Important Considerations
- Check for outliers
- Verify linear relationship
- Consider sample size
- Validate assumptions
Regression Analysis Calculator
Linear Regression
Share: