Robert Allison
Robert Allison RSS
The Graph Guy!

Robert has worked at SAS for over 20 years, and is perhaps the foremost expert in creating custom graphs using SAS/GRAPH. His educational background is in Computer Science, and he holds a BS, MS, and PhD from NC State University. He is the author of several conference papers, has won a few graphic competitions, and has written a book (SAS/GRAPH: Beyond the Basics).

Recent Posts

How cheap will gasoline prices go?

Have you noticed lower gasoline prices lately? How low will they go, and how long will they stay down? Let's use SAS to analyze some ... Read More

How do men rate women on dating websites? (Part 2)

I always recommend looking at data in several different ways, to get a more complete picture of what's really going on - such is the ... Read More

How does Amazon deliver packages so quickly?

With Amazon Prime's 2-day shipping, I seldom go to physical stores any more. How do they deliver items so quickly? Let's analyze some data to ... Read More

How do men rate women on dating websites?

What age women do men prefer on dating websites? - Let's have a look at the data... When I first started using computers in the ... Read More

The taxman cometh - for Amazon.com!

Do you order things online, to avoid paying sales tax? Those "good old days" might be coming to an end soon... Here's a snapshot of ... Read More

Which cars get the most speeding tickets?

Is the type of car you drive more likely, or less likely, to get a speeding ticket? Let's analyze some data to find out! Do ... Read More

Analysis of credit scores, and automobile loans

Have you heard the old saying that "Banks only loan money to people who don't need it"?  Let's analyze the data and see if that is true!... I'm very ... Read More

IMDb ratings for "The Big Bang Theory"

In my previous blog, we visualized how many people viewed each episode of The Big Bang Theory TV series. Now let's analyze how well people ... Read More

SAS on "The Big Bang Theory" TV series!

If you're a SAS user, chances are you're a bit of a science/technology/engineering/math nerd -- and also a fan of The Big Bang Theory. Therefore this SAS ... Read More

Shocking data about your electricity rate!

Did you know that different states charge different $$ rates for electricity? The graphs in this blog will let you easily compare your rate to ... Read More