ch05.R
In ISwR: Introductory Statistics with R

daily.intake <- c(5260,5470,5640,6180,6390,6515,
6805,7515,7515,8230,8770)
mean(daily.intake)
sd(daily.intake)
quantile(daily.intake)
t.test(daily.intake,mu=7725)
t.test(daily.intake,mu=7725)
wilcox.test(daily.intake, mu=7725)
attach(energy)
energy
t.test(expend~stature)
t.test(expend~stature, var.equal=T)
var.test(expend~stature)
wilcox.test(expend~stature)
attach(intake)
intake
post - pre
t.test(pre, post, paired=T)
t.test(pre, post) #WRONG!
wilcox.test(pre, post, paired=T)
rm(list=ls())
while(search()[2] != "package:ISwR") detach()