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Programming Tips

Strengthen your programming skills with tips and techniques from the experts

Rick WicklinSeptember 13, 2023 0

I don't often use the SG annotation facility in SAS for adding annotations to statistical graphics, but when I do, I enjoy the convenience of the SG annotation macros. I can never remember the details of the SG annotation commands, but I know that the SG annotation macros will create

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Learn SAS | Programming Tips

Rick WicklinSeptember 11, 2023 0

On the performance of BY-group processing in SAS IML

Many SAS procedures support a BY statement that enables you to perform an analysis for each unique value of a BY-group variable. The SAS IML language does not support a BY statement, but you can program a loop that iterates over all BY groups. You can emulate BY-group processing by

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Analytics | Learn SAS | Programming Tips

Rick WicklinSeptember 6, 2023 0

Model data from published summary statistics

There are many ways to model a set of raw data by using a continuous probability distribution. It can be challenging, however, to choose the distribution that best models the data. Are the data normal? Lognormal? Is there a theoretical reason to prefer one distribution over another? The SAS has

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