Free R-square Confidence Interval Calculator

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R-square Confidence Interval Calculator

This calculator will compute the 99%, 95%, and 90% confidence intervals for an R² value (i.e., a squared multiple correlation), given the value of the R-square, the number of predictors in the model, and the total sample size.

Please supply the necessary parameter values, and then click 'Calculate'.

Number of predictors:
Observed R²:
Sample size:

Formulas

References

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