Rick Wicklin 0
How to numerically integrate a function in SAS

This blog post shows how to numerically integrate a one-dimensional function by using the QUAD subroutine in SAS/IML software. The name "quad" is short for quadrature, which means numerical integration. You can use the QUAD subroutine to numerically find the definite integral of a function on a finite, semi-infinite, or

Anna Brown 0
Student loans, what a drag

I recently conducted a financial planning exercising to focus on savings – after all, college tuition rates are climbing and by the time my son goes to school in 18 years or so, I may be looking at $60,000 a year for a public university. Now is the time to

SAS = Analytics

At the SAS analyst event in Steamboat, CO, in March, SAS CEO Jim Goodnight shared some interesting stats with attendees: Even in 2010's tough economy, SAS experienced 5.2 percent worldwide growth in US dollars. On top of that, SAS is still building new facilities, still winning workplace awards, and this

Learn SAS
Aimee Rodriguez 0
JMP Essentials book wins international award

Congratulations to Curt Hinrichs and Chuck Boiler! Their book, JMP Essentials: An Illustrated Step-by-Step Guide for New Users, has won an Award of Distinguished Technical Communication in this year’s International Summit Awards presented by the Society for Technical Communication. The award goes to a project that “applies the principles of

Chris Hemedinger 0
I'm beta-testing 9.3. Buy me a drink?

Greg Nelson and Neil Howard presented a lunchtime keynote talk at SAS Global Forum, and they produced this video, "Revenge of the Semi-Colon People", to go along with it. The video features many people from the SAS community, including customers and SAS employees. Watch it and see if you know

Rick Wicklin 0
Variable transformations

One of the advantages of programming in the SAS/IML language is its ability to transform data vectors with a single statement. For example, in data analysis, the log and square-root functions are often used to transform data so that the transformed data have approximate normality. The following SAS/IML statements create

Paula Henderson 0
Practicalities of Analytics

This is a guest post from Jodi Blomberg, a Principal Technical Architect at SAS. She has over 12 years of experience in data mining and mathematical modeling, and has developed analytic models for many government agencies including child support enforcement, insurance fraud, intelligence led policing, supply chain logistics and adverse

Rick Wicklin 0
An improved simulation of card shuffling

Last week I presented the GSR algorithm, a statistical model of a riffle shuffle. In the model, a deck of n cards is split into two parts according to the binomial distribution. Each piece has roughly n/2 cards. Then cards are dropped from the two stacks according to the number

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Shelley Sessoms 0
Bookin’ It to Nashville

No, not for a country music recording deal. Trust me, no one wants to hear me sing…I can’t carry a tune in a bucket (but I can throw out some unusual “Southernisms”). I’m headed to Nashville, May 8-11, for the annual PharmaSUG conference. PharmaSUG is the Pharmaceutical Industry SAS® Users

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