powered by
chisq.test
xchisq.test(...)
# Physicians' Health Study data phs <- cbind(c(104,189),c(10933,10845)) rownames(phs) <- c("aspirin","placebo") colnames(phs) <- c("heart attack","no heart attack") phs xchisq.test(phs)
Run the code above in your browser using DataLab