Base R. Cheat Sheet. RStudio® is a trademark of RStudio Inc. • CC BY Mhairi McNeill • mhairihmcneill@gmail.com. Learn more at web page or vignette • package
R base types - the internal C-level types that underlie the above OO systems RStudio® is a trademark of RStudio Inc. • CC BY Arianne Colton
The above is metadata saved in a YAML header. The RStudio template writes the YAML header for you output: html_document html file
7 to 8 • Base R Cheat Sheet
Use projects in RStudio to set the working directory to the folder you are working in. Vectors. Creating Vectors c(2 4
RStudio® is a trademark of RStudio Inc. • CC BY RStudio • info@rstudio.com • 844 Logic in R - ?Comparison
Base R. Cheat Sheet. RStudio® is a trademark of RStudio Inc. • CC BY Mhairi McNeill • mhairihmcneill@gmail.com. Learn more at web page or vignette • package
Base R. Cheat Sheet. RStudio® is a trademark of RStudio Inc. • CC BY Mhairi McNeill • mhairihmcneill@gmail.com. Learn more at web page or vignette • package
This color cheatsheet will help! R uses hexadecimal to represent colors. Hexadecimal is a base-16 number system used to describe color. Red green
Colors in R. 1. This wonderful R colors cheat-sheet was created by. Dr. Ying Wei. Department of Biostatistics. Columbia University https://yingweistat.com/. It
Base R. Cheat Sheet. RStudio® is a trademark of RStudio Inc. • CC BY Mhairi McNeill Read and write an R data file
Base R. Cheat Sheet. Getting Help. Accessing the help files ?mean. Get help of a particular function. Use projects in RStudio to set the working.
Base R. Cheat Sheet. RStudio® is a trademark of RStudio Inc. • CC BY Mhairi McNeill Read and write an R data file
Base R. Cheat Sheet. RStudio® is a trademark of RStudio Inc. • CC BY Mhairi McNeill • mhairihmcneill@gmail.com. Learn more at web page or vignette
Cheat Sheet. RStudio® is a trademark of RStudio Inc. • CC BY RStudio • info@rstudio.com • 844-448-1212 Tidy Data - A foundation for wrangling in R.
Base R. Cheat Sheet. RStudio® is a trademark of RStudio Inc. • CC BY Mhairi McNeill Read and write an R data file
Advanced R. Cheat Sheet. Environment Basics. RStudio® is a trademark of RStudio Inc. • CC BY Arianne Colton
Ki?n th?c c? b?n v? R. Cheat Sheet. RStudio® is a trademark of RStudio Inc. • CC BY RStudio • info@rstudio.com • 844-448-1212 • rstudio.com.
Base R. Cheat Sheet. RStudio® is a trademark of RStudio Inc. • CC BY Mhairi McNeill • mhairihmcneill@gmail.com. Learn more at web page or vignette
R Markdown Cheat Sheet learn more at rmarkdown.rstudio.com rmarkdown 0.2.50 Updated: 8/14. 1. Workflow R Markdown is a format for writing reproducible
Base R Cheat Sheet Getting HelpVectors Creating Vectors c(2 4 6) 2 4 6 2:6 2 3 4 5 6 For Loop Programming While Loop for (variable in sequence) { Do something } Accessing the help ?les ?mean Get help of a particular function help search('weighted mean') Search the help ?les for a word or phrase seq(2 3 by=0 5) 2 0 2 5 3 0
log(x base)computes the logarithm of x with base base scale(x)if x is a matrix centers and reduces the data; to center only use the option center=FALSE to reduce only scale=FALSE (by default
Open R-Studio In the interpreter (lower left-hand box of RStudio) type library(foreign) and hitEnter This will install the package that reads your csv?les In the box on the upper-right hand corner of RStudio click on the tab that says“Workspace” Then click on “Import Dataset>From Text File ” Find your csvdataset and openit
Data Visualization with ggplot2 : : CHEAT SHEET ggplot2 is based on the grammar of graphics the idea that you can build every graph from the same components: a data set a coordinate system and geoms—visual marks that represent data points Basics GRAPHICAL PRIMITIVES a + geom_blank() (Useful for expanding limits)