Getting Started with SAS — a free webinar for new SAS users — is now available for on-demand viewing. During this SAS Talks session, Stacey Syphus and I review the basics of what SAS is, what people use it for, and what you can expect to see as a new […]
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Tell Me about those Pesky CLASS Variables, Part 3: Effect Coding
In the previous blog on CLASS variables, we developed the idea of creating design variables and examined GLM and reference coding. Another coding scheme, known as ‘Effect Coding’ or ‘Deviation from the Mean Coding’ is also commonly used. Consid…
e-Courses have gone mobile so you can too! Try the new e-Courses and register for a free IPad® at SAS Global Forum
We’ve gone mobile so you can too. Come see us at SAS Global Forum and be one of the first to try our new e-Courses on the tablet! SAS Programming 1 and SAS Programming 2, soon available on your tablet devices, also feature free access to the SAS …
Two Tips for Getting Your SAS Data Into Excel
In this previous blog, I conducted a Q&A interview with SAS instructor Theresa Stemler about the new Exporting SAS Data Sets and Creating ODS Files for Microsoft Excel course that she recently developed. Since teaching the new course, Theresa has…
Creating fancy ‘infographics’ with SAS
I haven’t seen an official definition of ‘infographic’ that I really like … but in my mind it’s something 1/2 way between data visualization & artwork. It borrows elements from graphs & dashboards, and combines that with an artistic poster…
Jedi SAS Tricks: Finding Tattoine with DS2
NASA’s Kepler mission has discovered a world where two suns set over the horizon instead of just one. The planet, called Kepler-16b, is the most “Tatooine-like” planet yet found in our galaxy.” While catching up on my reading, this article from NASA’s …
Tell Me about those Pesky CLASS variables, Part 2: Changing the Reference Level
In the previous blog on CLASS variables, we developed the idea of creating design variables and examined GLM and reference coding. Consider our previous scenario of modeling the average amount spent on a credit card (SPEND) as a function of the variab…
Tell Me about those Pesky CLASS Variables, Part 1: GLM and Reference Coding
While many analysts understand how to interpret the parameter estimates from linear regression with continuous input variables, they may feel less comfortable with parameter estimates from models with categorical inputs. SAS modeling procedures (such a…