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Basic Graphics in R - Harvard University

Basic Graphics in RCCCB course on R and Bioconductor, Dec 2011,Aedin Culhane (My email is: start let s look at the Basic plots that can be produced inRusing thedemo()function> demo( Graphics )On startup,Rinitiates a Graphics device driver which opens a special Graphics window for the displayof interactive Graphics . If a new Graphics window needs to be opened ()orwindows()command can be the device driver is running,Rplotting commands can be used to produce a variety of graphicaldisplays and to create entirely new kinds of commands divided into three Basic functions c eate a new plot on the Graphics device, possibly with axes,labels, titles and so functions add more information to an existing plot , such as extra points,lines and functions allow you to interactively add information to, or extract infor-mation from the plotsIn addition,Rmaintains a list of graphical parameters which can be manipulated to customize High-level plotting functionsHigh-level plotting functions are designed to generate a complete plot of the data passed as argumentsto the f)

Plot of data.frame elements If the rst argument to plot() is a data.frame, this can be as simply as plot(x,y) providing 2 columns (variables in the data.frame). Lets look at the data in the data.frame airquality which measured the 6 air quality in New

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