Only a couple of days left, everybody. Then back to more interesting subjects. Incidentally: when is the best time to contact a statistician? Before you begin to collect data. You…

Teaching as Performance The class is two weeks of solid statistics. Eight hours a day weeks; save the weekends. I don't know about other instructors, but my technique is to…

Thanks to readers Ari Schwartz and Tom Pollard for suggesting this article. Take any two sets of numbers, where the only restriction is that a reasonable chunk inside each set…

Read Part I : Download the Quirk’s article. To understand why ordinary regression assumptions are bad, we need to look at some (new data) scenarios. Suppose that Bob had a…