effect.size {yhat} | R Documentation |
Creates adjusted effect sizes for linear regression.
effect.size(lm.out)
lm.out |
Output from lm class object |
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).
Returns adjusted R-squared metric.
J. Kyle Roberts <kyler@smu.edu>
Yin, P., & Fan. X. (2001) Estimated R^2 shrinkage in multiple regression: A comparison of different analytical methods. The Journal of Experimental Education, 69(2), 203-224.
data(HS.data) attach(HS.data) lm.out<-lm(deduct~addition*arithmet) effect.size(lm.out)