Short-hand notations

• AC2.1: reading assignment from Analytical Chemistry 2.1
• SPS: short problem set
• LPS: long problem set
• .csv: a spreadsheet file in comma separated value format
• .docx: a Microsoft Word document
• .pdf: a PDF document
• .R: a script file that contains one or more functions for use in R
• .RData: a file that contains one or more vectors, matrices, or arrays of data for use in R
• .Rmd: an Rmarkdown file
• .txt: a plain text file
• .xlsx: a Microsoft Excel spreadsheet

To download and save a file, right-click on the link and select save link as.... You will find it helpful to create a Chem 351 folder on your computer where you can save these files and your notes and work for this course

Documents that describe R are written for the Mac OS X operating system. When using Windows there likely are a few small modifications to the menu commands and the keyboard shortcuts; the syntax for an R command, however, is independent of the operating system.