Create a package in SAS/IML

May 4, 2016
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Create a package in SAS/IML

In a previous post I showed how to download, install, and use packages in SAS/IML 14.1. SAS/IML packages incorporate source files, documentation, data sets, and sample programs into a ZIP file. The PACKAGE statement enables you to install, uninstall, and manage packages. You can load functions and data into your

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Free Resources for Learning SAS (and Other Tips from SAS Authors)

May 3, 2016
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Free Resources for Learning SAS (and Other Tips from SAS Authors)

In celebration of SAS Global Forum, the folks at SAS Press gathered tips from SAS Press authors.  Here is my contribution: This is the best time ever to learn SAS! When I first encountered SAS, there were only two ways that I could get help. I could either ask another graduate student who might...
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SAS Author Spotlight: Goutam Chakraborty

May 2, 2016
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As the excitement of SAS Global Forum begins to die down and we dust off our sequins for another year, it’s time to get back behind the desk. This year at SAS Global Forum we hosted a "Top Tips from Your Favorite SAS Press Authors" lunch where we asked three or four

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How much do New Yorkers tip taxi drivers?

May 2, 2016
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How much do New Yorkers tip taxi drivers?

When I read Robert Allison's article about the cost of a taxi ride in New York City, I was struck by the scatter plot (shown at right; click to enlarge) that plots the tip amount against the total bill for 12 million taxi rides. The graph clearly reveals diagonal and

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Jedi SAS Tricks – Make This a Button in Base SAS

May 1, 2016
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A recent post, Jedi SAS Tricks: The DATA to DATA Step Macro, engendered a lot of response on Twitter. One of the re-tweets included a call to action - make this a button in Base SAS! Well, Sam, I aim to please! Now, I'm not the guy who builds the SAS Windowing

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What does PROC REPORT do?

April 28, 2016
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At SAS Global Forum in Las Vegas I was asked the question, “What does PROC REPORT do?”  It is a simple question, but I hesitated to answer.  I’m normally so deep inside the nitty gritty details of PROC REPORT that I don’t often think about what it would be like

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Packages: A new way to share SAS/IML programs

April 27, 2016
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Packages: A new way to share SAS/IML programs

My previous post highlighted presentations at SAS Global Forum 2016 that heavily used SAS/IML software. Several of the authors clearly want to share their work with the wider SAS analytical community. They include their SAS/IML program in an appendix or mention a web site or email address from which the

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A graph fit for a Prince

April 25, 2016
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I was sad to hear that one of my favorite singers, Prince, died last week. This blog post describes a graph I created to show his legacy. Prince was at the height of his popularity when I was in high school and college, which were the formative years for much of

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Matrix computations at SAS Global Forum 2016

April 25, 2016
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Matrix computations at SAS Global Forum 2016

Last week I attended SAS Global Forum 2016 in Las Vegas. I and more than 5,000 other attendees discussed and shared tips about data analysis and statistics. Naturally, I attended many presentations that featured using SAS/IML software to implement advanced analytical algorithms. Several speakers showed impressive mastery of SAS/IML programming

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