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effect.size

Effect Size Computation for lm

Description

Creates adjusted effect sizes for linear regression.

Usage

effect.size(lm.out)

Arguments

lm.out

Output from lm class object

Details

The function effect.size produces a family of effect size corrections for the R-squared metric produced from an lm class object. Suggestions for recommended correction are supplied, based on Yin and Fan (2001).

Value

Returns adjusted R-squared metric.

Author(s)

J. Kyle Roberts <kyler@smu.edu>

References

Yin, P., & Fan. X. (2001) Estimated R^2 shrinkage in multiple regression: A comparison of different analytical methods. The Journal of Experimental Education, 69, 203-224.

See Also

Examples

if (require("MBESS")){
     data(HS)
     attach(HS)
     lm.out<-lm(t20_deduction~t10_addition*t24_woody_mccall)
     effect.size(lm.out)
     detach(HS)
     }
yhat

Interpreting Regression Effects

v2.0-3
GPL (>= 2)
Authors
Kim Nimon <kim.nimon@gmail.com>, Fred Oswald, and J. Kyle Roberts.
Initial release
2020-12-31

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