Your mapping toolkit tip #5 – determine which sales region your customers are in

April 17, 2017
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A new prospective customer enters their personal information on your web page, and they want to have a sales rep contact them ... but you need to know which sales region they're in, so you can assign them to a sales team. Now, multiply that by thousand...
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Visualize the 68-95-99.7 rule in SAS

April 17, 2017
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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 if I created it in SAS. Yes, the graph, which illustrates the so-called 68-95-99.7 rule for the normal distribution, was created by using several statements in the SGPLOT procedure in Base SAS The SERIES statement

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Using SAS to access Google Analytics APIs

April 14, 2017
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Using SAS to access Google Analytics APIs

Every day before I even wake up, I have little "SAS robots" that do work for me. These are SAS batch jobs that gather data from external services and build data marts, generate reports, and send e-mail. One of those SAS jobs gathers Google Analytics data about our SAS blogs

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Airlines involuntarily bumping passengers off flights – let’s look at the data…

April 14, 2017
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You've probably all seen the images of the passenger being forcibly removed from a United Airlines flight, to make room for airline staff flying on standby. The incident caused quite a bit of negative publicity, and quickly wiped out a quarter billion ...
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Introducing The Little SAS Enterprise Guide Book

April 13, 2017
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Introducing The Little SAS Enterprise Guide Book

There is a new member of The Little SAS Book family: The Little SAS Enterprise Guide Book.  This book is for people who use SAS Enterprise Guide as their interface.  EG is a point-and-click interface for SAS, but it’s great for programmers too.  And this book includes a new chapter covering the wonderful features...
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Your mapping toolkit tip #4 – importing maps into SAS

April 13, 2017
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SAS provides a map for each country, but there are likely other maps you want to use that SAS does not provide. If you have other maps in the Esri shapefile format, you're in luck - you can import those maps and use them! In this blog post I share [......
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What’s your SAS interface?

April 12, 2017
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I recently asked a SAS user, “Which interface do you use for SAS?” She replied, “Interface? I just install SAS and use it.” “You’re using the SAS windowing environment,” I explained, but she had no idea what I was talking about. This person is an extremely sophisticated SAS user who

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Your mapping toolkit tip #3 – removing internal borders

April 12, 2017
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In recent versions of SAS/Graph, we have been shipping new/updated maps of each country, with 2 levels of detail (such as state & county, or province & division). But what if you only want a map showing the higher level of detail? In this blog post I share my third

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Quadratic optimization in SAS

April 12, 2017
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Quadratic optimization in SAS

At SAS Global Forum last week, I saw a poster that used SAS/IML to optimized a quadratic objective function that arises in financial portfolio management (Xia, Eberhardt, and Kastin, 2017). The authors used the Newton-Raphson optimizer (NLPNRA routine) in SAS/IML to optimize a hypothetical portfolio of assets. The Newton-Raphson algorithm

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