If you have been reading the articles in this blog, you already know that the Graph Template Language (GTL) forms the underlying foundation for all graphs produced automatically from SAS analytical procedures and custom graphs created with the SG Procedures and the ODS Graphics Designer. SG procedures and Designer provide
Data cardinality is an important topic for for data analysis. In mathematical terms, cardinality is simply the number of elements in a set. But in data applications, cardinality signifies the number of unique values for a given field of data. Related terms include number of levels (thank you, PROC FREQ
On Kaiser Fung's Junk Charts blog, he showed a bar chart that was "published by Teach for America, touting its diversity." Kaiser objected to the chart because the bar lengths did not accurately depict the proportions of the Teach for America corps members. The chart bothers me for another reason:
