How To Install R Software

R Software free download links and commands Statistical packages • Installing R software in your system: • • • • • •

• • • • •

/* download R software from this link*/ http://cran.r-project.org/bin/windows/base/ Click on R-2.6.2-win32.exe for windows operating system (O/S) Click on save file. Install the set up file. After installation you will find a “blue colored R” as the icon on your desktop. /* download R help tutorial from this link*/ http://stat.ethz.ch/R-manual/R-patched/doc/html/ /*links that are rarely used in stat 505 http://www.omegahat.org/REventLoop/man.pdf http://www.r-project.org/other-docs.html

R COMANDS >Students <- read.table("student.data", header=TRUE) > attach(Students)

>fivenum(grade) >stem(grades) > boxplot(grades) > majors=table(major)

>pie(majors) > hist(grades, xlim=c(30,100), breaks=5)

>qqnorm(grades) >summary(grades) >table(major,grades)