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My Life, TIMSS and Open Data – random & probably of interest to no one but me

I was disappointed to see that the Open Data community is pretty inactive over at data.gov. With 305,000 datasets and counting released you’d think there’d be more than a handful of people posting over there.  I decided I would start on my own with the TIMSS data. This is the Trends in International Mathematics and…

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Scoring open data with VVALUE : The best function I’d never heard of

Anyone who tells you they know all of SAS is like that creepy guy at the fraternity party who swears that his father is the Duke of Canada, that is, they have a perception of themselves that is not in screaming distance of contact with reality. Even though I have been using SAS for decades,…

Significance & Mauchly’s W: I don’t think that word means what you think it means

One of my favorite movie lines ever comes from The Princess Bride, “You keep using that word. I do not think it means what you think it means.” Sometimes I want to say that to people who want me to give an explanation for every result that is “significant”. Perhaps you would like to test…

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Survival analysis and conference attendance

Since the whole presentation Patricia Berglund gave on survival analysis is available at the SAS Global Forum takeout section (which I explained yesterday, you should have been paying attention), I just wanted to add a few highlights here. 1. Using PROC LIFETEST with a STRATA statements is a very dandy way to show survival curves…