Correlation Calculator
Calculate the Pearson correlation coefficient (r), coefficient of determination (r²), and test significance from summary statistics.
Inputs
Results
Correlation Coefficient (r)
0.47
R-Squared (r²)
0.22
How to Use This Calculator
- Enter Number of Data Points (n), Sum of XY (Σxy), and Sum of X (Σx).
- Set Sum of Y (Σy), Sum of X² (Σx²), and Sum of Y² (Σy²).
- Review Correlation Coefficient (r) and R-Squared (r²).
- Use T-Statistic and P-Value (two-tailed, approx) to inform your decision.
- Use the chart to visualize the results and explore different scenarios by adjusting inputs.
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