In this video we continue to discuss subscripts, this time concentrating on matrices and arrays. Each dimension of these structures may be subscripted to return a sub-matrix or sub-array of the…
We continue to discuss data structures in R, this time focusing on matrices. We cover how to form matrices with functions such as matrix(), cbind() and rbind(), and functions related to the…
In this video we introduce R. We give a brief overview of what R is; introduce CRAN (the Comprehensive R Archive Network website) and show how to find installation files, packages and documentation;…
Assignment statements are fundamental to programming. Here we introduce how assignment statements are constructed and used in a SAS data step and see several examples. Although understanding…