Regression and correlation calculator
Pearson correlation and regression calculator
Use this tool for quick statistics checks, reports and spreadsheet validation without uploading raw data.
The result assumes numeric paired observations and positive variance for both variables.
✓
Use the calculator to turn input values into a clear, repeatable result.
✓
Keep units and assumptions visible so the calculation can be checked later.
✓
Copy the result or key numbers for reports, messages or spreadsheets.
✓
Reset to defaults when you want to compare another scenario from a clean state.
✓
Calculators run in the browser and are useful for quick estimates before formal checks.
✓
For finance, health, engineering or legal decisions, verify important results with a specialist or official source.
