Dear Cristofer, > stats:::rstandard.lm function (model, infl = lm.influence(model, do.coef = FALSE), sd = sqrt(deviance(model)/df.residual(model)), type = c("sd.1", "predictive"), ...) { type <- match.arg(type) res <- infl$wt.res/switch(type, sd.1 = c(outer(sqrt(1 - infl$hat), sd)), predictive = 1 - infl$hat) res[is.infinite(res)] <- NaN res } <bytecode: 0x114ed5740> <environment: namespace:stats> More generally, use ::: for an object that's hidden in a package namespace. I hope this helps, John On 2022-06-19 1:23 p.m., Christofer Bogaso wrote:> Hi, > > I am trying to see the source code of rstandard function. I tried below, > >> methods('rstandard') > > [1] rstandard.glm* rstandard.lm* > > What do I need to do if I want to see the source code of rstandard.lm*? > > Thanks for your help. > > ______________________________________________ > R-help at r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code.-- John Fox, Professor Emeritus McMaster University Hamilton, Ontario, Canada web: https://socialsciences.mcmaster.ca/jfox/