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What I learned about statistics from martial arts

I’m doing a workshop at the San Diego SAS users group meeting on Wednesday and  had suggested opening the session with a clip of my daughter’s last amateur fight.  Someone politely commented, “Uh, I guess that would be okay, if it was, uh, relevant.” Fair question, how can martial arts be related to statistics or…

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Data quality: I love this macro !

I will be missing my lovely daughter Ronda’s fight in Calgary next month because I will be attending the National Association of Hispanic Journalists conference in Orlando, Florida, where sports journalist and equally lovely daughter Maria Burns Ortiz will be. It is completely false that this proves Maria is the favorite child. In addition to…

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…

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Damn! There really IS a structural equation modeling for dummies!

From time to time I get asked, “Can you recommend a book like Structural Equation Modeling for Dummies?” My unspoken thought is always, “You’re f***ing kidding me, right?” SEM isn’t the sort of thing done by dummies. Well, ask no more if you want  straightforward, basic treatment of CALIS – the SAS procedure for structural…