Blogs

Learn SAS

Learn about the latest tips, tutorials, upcoming events and certifications

Leonid BatkhanJune 26, 2019 0

Finding n-th instance of a substring within a string

"There's a way to do it better - find it." - Thomas A. Edison When it comes to SAS coding, this quote by Thomas A. Edison is my best advisor. Time permitting, I love finding better ways of implementing SAS code. But what code feature means “better” – brevity, clarity

English

Analytics | Learn SAS | Programming Tips

Rick WicklinJune 26, 2019 0

Jump-start PROC LOGISTIC by using parameter estimates from PROC HPLOGISTIC

SAS/STAT software contains a number of so-called HP procedures for training and evaluating predictive models. ("HP" stands for "high performance.") A popular HP procedure is HPLOGISTIC, which enables you to fit logistic models on Big Data. A goal of the HP procedures is to fit models quickly. Inferential statistics such

English

Analytics | Data Visualization | Learn SAS

Rick WicklinJune 24, 2019 0

Add loess smoothers to residual plots

When fitting a least squares regression model to data, it is often useful to create diagnostic plots of the residuals versus the explanatory variables. If the model fits the data well, the plots of the residuals should not display any patterns. Systematic patterns can indicate that you need to include

English

Previous 1 … 187 188 189 190 191 … 416 Next