I recently read a blog post in which a SAS user had to rename a bunch of variables named A1, A2,..., A10, such as are contained in the following data set: /* generate data with variables A1-A10 */ data A; array A[10] A1-A10 (1); do i = 1 to 10;
In the summer of 2010, the LA Times made national waves by publishing Los Angeles Unified School District’s teacher names and value-added estimates. The New York Times followed suit in February, 2012, ranking New York City’s teachers based on their value-added ratings. While these bold actions may satisfy some parents
In the SAS/IML language, a user-defined function or subroutine is called a module. Modules are used to extend the capability of the SAS/IML language. In my blog posts, I usually define a module in a PROC IML session and then immediately use it. However, sometimes it is useful to store
