## Quadratic optimization in SAS

At SAS Global Forum last week, I saw a poster that used SAS/IML to optimized…

By Rick Wicklin 1

At SAS Global Forum last week, I saw a poster that used SAS/IML to optimized…

By Rick Wicklin 0

Many intervals in statistics have the form p ± δ, where p is a point…

By Rick Wicklin 3

Most regression models try to model a response variable by using a smooth function of…

By Rick Wicklin 2

One of the advantages of the new mixed-type tables in SAS/IML 14.2 (released with SAS…

By Rick Wicklin 2

Lists are collections of objects. SAS/IML 14.2 supports lists as a way to store matrices,…

By Rick Wicklin 1

Prior to SAS/IML 14.2, every variable in the Interactive Matrix Language (IML) represented a matrix.…

By Rick Wicklin 3

A categorical response variable can take on k different values. If you have a random…

By Rick Wicklin 3

A common question on SAS discussion forums is how to repeat an analysis multiple times.…

By Rick Wicklin 11

On discussion forums, I often see questions that ask how to Winsorize variables in SAS.…

By Rick Wicklin 1

In a previous article, I showed how to simulate data for a linear regression model…