The Shapiro-Wilk test for normality modified by Rahman-Govindarajulu is used
- to compute its statistic and p-value by calling function statcompute;
- to compute its quantiles by calling function compquant or many.crit;
- to compute its power by calling function powcomp.fast or powcomp.easy.
Pierre Lafaye de Micheaux, Viet Anh Tran (2016). PoweR: A Reproducible Research Tool to Ease Monte Carlo Power Simulation Studies for Goodness-of-fit Tests in R. Journal of Statistical Software, 69(3), 1--42. doi:10.18637/jss.v069.i03
Rahman, M.M. and Govindarajulu, Z. (1997), A modification of the test of Shapiro and Wilk for normality, Journal of Applied Statistics, 24(2), 219--236.
See stat0021.ShapiroWilk for the Shapiro-Wilk
test. See Normality.tests for other goodness-of-fit tests for normality.