Category Archives: Uncategorized
The Data and Story Library, originally hosted at Carnegie-Mellon, was a great resource for data for many years. But it was unsupported, and was getting a bit long in the tooth. The good people at Data Desk have refurbished it … Continue reading
In the last three posts we’ve discussed clumpiness. Last time we studied people walking down a concourse at the big Houston airport, IAH, and found that they were clumped. We used the gaps in time between these people as our … Continue reading
In the last two posts, we talked about clumpiness in two-dimensional “star fields.” In the first, we discussed the problem in general and used a measure of clumpiness created by taking the mean of the distances from the stars to … Continue reading
Okay: one class down, 27 to go. The big problem right now is scheduling “lab” time, and extra hour a week that will make up the rest of the time we need to get through the material and learn the … Continue reading
It’s Sunday. On Thursday, Math 102—Statistics and Probability—has its first meeting at Mills College, and I am allegedly in charge. This is a one-semester course, and at the college level, calculus required, in contrast to the year-long, high-school, non-AP classes … Continue reading
Coincidence? Sure hope so. But, NCTM, how could you not notice?
I’m writing a paper for a book, and just finished a section whose draft is worth posting. For what it’s worth, I claim here that the book publisher (Springer) will own the copyright and I’m posting this here as fair … Continue reading