used more than 60 million times!
References: R-square (from an f-square Effect Size)
R-square (from an f-square Effect Size) References
Below you will find a complete set of details for 2 different references / citations that are related to the computation of R2 values from Cohen's f2 effect size values.
Reference for Citing the Online Calculator
- Soper, D.S. (2020). R-square Calculator (from an f-square Effect Size) [Software]. Available from http://www.danielsoper.com/statcalc
Reference from the Scientific Literature
- Cohen, J. (1988). Statistical Power Analysis for the Behavioral Sciences (2nd Edition). Hillsdale, NJ: Lawrence Earlbaum Associates.