Archive of 'January, 2010'

All singing, all dancing 3d function plots with beamer, pgfplots and animate.sty

Archived; click post to view.
Excerpt:

Source: Long/Freese, Regression Models for Categorical Dependent Variables Using Stata

[/caption] I use emacs/\LaTeXfor all my textprocessing needs, and for the last four or five years, I have created all my slides with Till Tantaus excellent “beamer” class. At the moment, I’m teaching a 2nd year stats course (imagine doing this with PowerPoint – the horror! the horror!), so I sometimes use graphs from the assigned text like this one from Long&Freese that illustrates the latent variable/threshold interpretation of the binary logit model. The message should be fairly clear: y^{*} depends on x andfollows…

Technorati Tags: , , , , , , , , , , , ,

How to get from Stata to Pajek

Archived; click post to view.
Excerpt: I’m teaching an introductory SNA class this year. Following a time-honoured tradition, I conducted a small network survey at the beginning of the class using Limesurvey. Getting the data from Limesurvey to Stata via CSV was easy enough. Here is the data set. But how does one get the data from Stata to Pajek for analysis? Actually, it’s quite easy. First, we need to change the layout of the data. In the data set, there is one record for each of the 13 respondent. Each record has 13 variables, one for each (potential) arc connecting the respondent to other students in…

Technorati Tags: , , , , ,

Statistics and Data links roundup for November 23rd through December 29th

Statistics and Data links roundup for November 23rd through December 29th:

  • The Data and Story Library – DASL (pronounced “dazzle”) is an online library of datafiles and stories that illustrate the use of basic statistics methods. We hope to provide data from a wide variety of topics so that statistics teachers can find real-world examples that will be interesting to their students. Use DASL’s powerful search engine to locate the story or datafile of interest.
  • Drawing graphs using tikz/pgf & gnuplot | politicaldata.org -

Technorati Tags: , , , , , , , , , , ,