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Move beyond spreadsheets to data mining, forecasting, optimization – and more

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Rick Wicklin 0
What is IMLPlus?

The IMLPlus language has been available to SAS customers since 2002, but there are still many people who have never heard of it. What is IMLPlus? The documentation SAS/IML Studio for SAS/STAT Users says this about IMLPlus: The programming language in SAS/IML Studio, which is called IMLPlus, is an enhanced

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Rick Wicklin 0
A statistical word puzzle!

Today's post is a puzzle. Why? Well, my wife loves solving word puzzles, and today is our wedding anniversary. Last year, I bought her a Jumble® book. This year, I've created a one-of-a-kind scrambled word puzzle just for her. (But you can play, too!) I created this puzzle by using

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Mike Gilliland 0
Rant: Password Security

A little off the topic, but can anyone explain the theory of password security to me? Specifically, how does requiring me to periodically change my password improve security? Like most of you, on some of my online accounts I am reminded every few months that I must change the password.

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Rick Wicklin 0
Efficient Sampling

Recently, SAS Global Forum announced the call for papers for the 2011 conference to be held at Caesars Palace in Las Vegas. Since the conference is in Las Vegas, I’ve been thinking a lot about games of chance: blackjack, craps, roulette, and the like. You can analyze these games by

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Rick Wicklin 0
A Prime Number Sieve

Today is the birthday of Bernhard Riemann, a German mathematician who made fundamental contributions to the fields of geometry, analysis, and number theory. Riemann is definitely on my list of the greatest mathematicians of all time, and his conjecture about the distribution of prime numbers is one of the great

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Michael Newkirk 0
Do cows need analytics too?

Recently, I had the privilege of visiting one of our small to midsize business (SMB) customers, Oberweis Dairy, a family owned, 90-year-old business located in the Chicago area. Essentially, Oberweis has morphed from a family dairy farm to a significant, regional food manufacturer and retailer. With 39 retail stores, 40,000

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