R/olswbtest.sub.R

In musto101/wilcox_R: What the package does (short line)

olswbtest.sub <-
function(vstar,yhat,res,x){
ystar <- yhat + res * vstar
p<-ncol(x)
pp<-p+1
vals<-t(as.matrix(lsfit(x,ystar)$coef[2:pp]))
sa<-olshc4(x, ystar)$cov[-1, -1]
sai<-solve(sa)
test<-vals*sqrt(diag(sai))
test
}