I’m debating the idea (hype) of flipping the classroom for one of my classes next Fall where students watch lecture videos at home (or elsewhere) so I could spend class time doing more hands-on activities like discussing the art of data analysis and how to solve problems with statistics. I think Khan Academy, Udacity, and read more
This post does a fantastic job of the Mahalanobis distance. Basically, one can think of it as a multivariate generalization of the z-score. That is, the standardized distance of a vector from the origin (mean vector).
Many times when I teach, I often want to keep a copy of what I write on the board. Why? I can have a softcopy to refer to when students have follow-up questions, I can re-use these notes for the next discussion if there are only a few people, and I can re-use them in read more
For some reason I’ve been wanting to learn how to make chemical structure diagrams. I have no use for them, but I just want to know how to draw them on the computer. I found out the programs that make such diagrams are called “molecule editors.” A quick search yielded a lot of proprietary software, read more
When I want to find information, Google is my #1 resource. The syntax trick I use most which I learned in the research writing class (Writing 39C) at UCI is “The first word is the most important” (the first word narrows the search!). Some other tricks are “- Don’tWantThisWord” and ‘ “this quote exactly” .’ read more
Check out the movie15 package for including multimedia inside in Beamer slides. Some references are here, here, and here. Note that movies are currently playable in only Adobe Reader/Acrobat. Mac’s Preview and other pdf readers currently do not support it. However, I know hope support will be given in the near future.
Been wanting to do an interactive/animated plot like the one here for a while (go to the Taylor example). Sage looks like a good program to generate animated graphics, but R is my primary language of choice as a statistician. I don’t want to learn another language just for a single feature (although the other read more
