You know the old joke,
Q. How can you tell an extroverted statistician from an introverted statistician?
A. The extrovert looks at your shoes when they talk.
Well, the statisticians that I work with every day are a pretty lively bunch, so th…
Tag: Cat Truxillo
Is It Random or Repeated?
Last week, a student in my Mixed Models Analysis Using SAS class sent in the following text message during a discussion of crossover designs (sometimes known as ABBA designs, where factors vary within subjects, not ABBA designs where you’re like…
Mixed Feelings about Logistic Regression: Eight Hints for Getting Started with PROC GLIMMIX
Delicious Mixed Model GoodnessImagine the scene: You’re in your favorite coffee shop, laptop and chai. The last of the data from a four-year study are validated and ready for analysis. You’ve explored the plots, preliminary results are promisi…
Possum Romance and Other Data Analysis Anomalies
Today I took my 3-year old, Elizabeth, to lunch at the on-site cafeteria. As she enjoyed some mac & cheese, we noticed a spot on the floor.
Elizabeth: What’s that, mommy?
Me: I don’t know, I think it must be where the rug got messed up …
Roundup
Currently I’m …
Reading
Recently finished Analytics at Work: Smarter Decisions, Better Results by Davenport, Harris, and Morison (2010, Harvard Business Press). I’ve assigned it as companion reading for the students who take the Advanced Busin…
Hello, and Welcome
The SAS Training Post is born, and introductions are in order. I’m Catherine Truxillo, but everyone except my mom calls me Cat. I have been a statistician in the Education division at SAS since 2000. I’ve been blogging a little longer than that, a…