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Rick Wicklin 0
The drunkard's walk in 2-D

Last month I wrote about how to simulate a drunkard's walk in SAS for a drunkard who can move only left or right in one direction. A reader asked whether the problem could be generalized to two dimensions. Yes! This article shows how to simulate a 2-D drunkard's walk, also

Learn SAS
Rick Wicklin 0
Those tricky PERCENT formats

When using SAS to format a number as a percentage, there is a little trick that you need to remember: the width of the formatted value must include room for the decimal point, the percent sign, and the possibility of two parentheses that indicate negative values. The field width must

Advanced Analytics | Machine Learning
Patrick Hall 0
SAS on GitHub

Right now I’m crossing the Pacific toward Australia and New Zealand for the 21st ACM SIGKDD Conference on Knowledge Discovery and Data Mining (a.k.a. KDD), a Data Science Melbourne MeetUp, and the SAS Users of New Zealand conference. New Zealand is the birthplace of open source R. So this trip

SAS Events
Nancy Moser 0
SAS Everywhere: Fall Regional Conferences

Support for SAS Users is everywhere! Starting in September, Regional SAS Users Groups host their annual conferences. Through presentations and hands-on workshops, fall regional conferences expose users to new ideas, best practices and innovative ways to use SAS. Attendees also have the opportunity to attend classes and network with hundreds

Rick Wicklin 0
Regression coefficient plots in SAS

Last week's post about odds ratio plots in SAS made me think about a similar plot that visualizes the parameter estimates for a regression analysis. The so-called regression coefficient plot is a scatter plot of the estimates for each effect in the model, with lines that indicate the width of

Rick Wicklin 0
Large matrices in SAS/IML

Last week, SAS released the 14.1 version of its analytics products, which are shipped as part of the third maintenance release of 9.4. If you run SAS/IML programs from a 64-bit Windows PC, you might be interested to know that you can now create matrices with about 231 ≈ 2

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