The path of zip codes
Toe bone connected to the foot bone, Foot bone connected to the leg bone, Leg…
Tag: Statistical Graphics
3 ways to visualize prediction regions for classification problems
An important problem in machine learning is the "classification problem." In this supervised learning problem,…
On the SMOOTHCONNECT option in the SERIES statement
By default, when you use the SERIES statement in PROC SGPLOT to create a line…
Perceptions of probability
If a financial analyst says it is "likely" that a company will be profitable next…
Visualize a design matrix
Most SAS regression procedures support a CLASS statement which internally generates dummy variables for categorical…
Visualize an ANOVA with two-way interactions
There are several ways to visualize data in a two-way ANOVA model. Most visualizations show…
Visualize the 68-95-99.7 rule in SAS
A reader commented on last week's article about constructing symmetric intervals. He wanted to know…
What colors does PROC SGPLOT use for markers?
Suppose you create a scatter plot in SAS with PROC SGPLOT. What color does PROC…
Automate the creation of a discrete attribute map
If you are a SAS programmer and use the GROUP= option in PROC SGPLOT, you…
Is "La Quinta" Spanish for "Next to Denny's"?
“La Quinta” is Spanish for “next to Denny’s.” -- Mitch Hedberg, comedian Mitch Hedberg's…