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{ Monthly Archives } December 2012

Help Santa Plan His Tour (Twice!)

Just in time for the holidays, there is a very nice competition at Kaggle: The Traveling Santa Problem. The problem was devised by the ever-creative Bob Bosch, about whom I have written before. The problem is an interesting variant on the Traveling Salesman Problem. Given a set of points and distances between them, the TS(alesman)P […]

Which Average do you Want?

Now that I am spending a sentence as an academic administrator in a business school (the Tepper School at Carnegie Mellon University), I get first-hand knowledge of the amazing number of surveys, questionnaires, inquiries, and other information gathering methods organizations use to rank, rate, or otherwise evaluate our school. Some of these are “official”, involving […]

Registries To Avoid Publication Bias

I have been thinking about the issue of how a field knows what they know.  In a previous post, I wrote about how the field of social psychology is working through the implications of fraudulent research, and is closely examining the cozy interactions between journals, reviewers, and famous researchers.   And any empirical field based on statistical […]