Data management has never been the shiny object that caught the imagination of the mainstream. And let’s be honest, it's not nearly as interesting as analytics, machine learning or artificial intelligence. In fact, entire movies get created about analytics, and people actually pay to see them! Data management? Not so
As a long-time SAS 9 programmer, I typically accomplish my data preparation tasks through some combination of the DATA Step, Proc SQL, Proc Transpose and some housekeeping procs like Proc Contents and Proc Datasets. With the introduction of SAS Viya, SAS released a new scripting language called CASL – a
Books about statistics and machine learning often discuss the tradeoff between bias and variance for an estimator. These discussions are often motivated by a sophisticated predictive model such as a regression or a decision tree. But the basic idea can be seen in much simpler situations. This article presents a
