A Beginner’s Guide to R: Zuur etal – Chapter 1 Introduction

Initial Impression

 

Script Code

-          art of programming

-          documenting script code

 

graphing facilities in R

 

editors

 

Help files and newsgroups

-          ?boxplot

-          help(boxplot)

-          press esc to exit continuation prompt (+)

 

Packages

 

-          packages included with base installation

o   library(MASS)

-          packages not included with Base Installation

o   download and install within R

§  packages

·         set CRAN mirror

·         select server

·         packages

·         install packages

·         select package

§  install means adding package to base version of R

§  load means we can access all functions in package and are ready to use it

 

General Issues in R

 

-          copy the hidden enter notation on last line

o   press enter

o   next time – copy an extra line

 

Short History and Literature Overview