#####################################################################
# R commands      Stat 515 
# Lab 3           University of South Carolina
######################################################################
# This file contains the R commands for the lab.
#
# Lines beginning with the symbol '#' are comments in R.  All other
# lines contain code.
#
# In R for Windows, you may wish to open this file from the menu bar
# (File:Display file); you can then copy commands into the command
# window.  (Use the mouse to highlight one or more lines; then
# right-click and select "Paste to console".)
######################################################################



x<-c(62, 74, 78, 81, 84, 84, 88, 90, 92, 95)
qqnorm(x)
qqline(x)



data = rnorm(100,100,15) 
#data=rexp(100,rate=1/20) 
hist(data) 
mean(data) 
sd(data) 
quantile(data, c(0,.25,.5,.75,1), type =6) 
IQR(data,type=6) 
IQR(data,type=6) / sd(data) 
qqnorm(data) 
qqline(data)