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Below you will find descriptions and links to 17 different statistics calculators that are related to the free r-square calculator (from an f-square effect size). The related calculators have been organized into categories in order to make your life a bit easier.

Effect Size Calculators

Regression Calculators

- A-priori Sample Size Calculator for Multiple Regression
- Adjusted R-square Calculator (Population R-square)
- Beta (Type II Error Rate) Calculator for Multiple Regression
- Confidence Interval Calculator for a Predicted Value of a Regression Equation
- Critical F-value Calculator
- Effect Size Calculator for Multiple Regression
- f-square Effect Size Confidence Interval Calculator
- F-Value and p-Value Calculator for Multiple Regression
- Post-hoc Statistical Power Calculator for Multiple Regression
- R-square Confidence Interval Calculator
- Regression Coefficient Confidence Interval Calculator
- Regression Intercept Confidence Interval Calculator
- Significance of the Difference between Two Slopes Calculator

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