search for: prac3

...prepare your code to handle all exotic situations such as passing weights to prac1 together with a model where one of the variables is named 'model' or 'wghts' -- this is point 2 in a recent comment by Greg Snow, which, as he says, stinks hubris. > > # SOLUTION # 2 > > prac3 <- function( model,wghts){ > cur.env <- environment() > lm( model, weights = wghts, data = cur.env ) > } > > prac3(model = y~x, wghts = rep(1, 10)) > > this is an equally 'good' 'solution', with the above comments equally applicable here. you'd h...