Can you say Caveat Emptor if the data are free?

Let the buyer beware – that phrase certainly applies to open data, as does the less historical but equally true statement that students always want to work with real data until they get some. Lately, I have had students working with two different data sets that have led me to the inevitable conclusion that self-report…

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Computing in the Cloud – Squared: Survival Analysis & SAS On-Demand

Giving a whole new meaning to “computing in the cloud”, I finished up my paper “A gentle introduction to survival analysis” for the Nevada SAS Users Group from 30,000 feet up using on-board wi-fi and SAS On-demand.  I was shocked to find that the performance was much better in-flight. Presumably, if you charge people $12.95…