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• Scraping pages and downloading files using R

  I have written a few posts discussing descriptive analyses of evaluation of National Standards for New Zealand primary schools.The data…
  2 Oct, '12

• A word of caution: the sample may have an effect

  This week I’ve tried to i-stay mostly in the descriptive statistics realm and ii-surround any simple(istic) models with caveats and…
  27 Sep, '12

• Some regressions on school data

  Eric and I have been exchanging emails about potential analyses for the school data and he published a first draft…
  26 Sep, '12

• Updating and expanding New Zealand school data

  In two previous posts I put together a data set and presented some exploratory data analysis on school achievement for…
  25 Sep, '12

• A little break from data & policy: experibass

  ♬♪ Music and creativity relax me:
  25 Sep, '12

• New Zealand school performance: beyond the headlines

  I like the idea of having data on school performance, not to directly rank schools—hard, to say the least, at…
  24 Sep, '12

• New Zealand School data

  Some people have the naive idea that the national standards data and the decile data will not be put together.…
  24 Sep, '12

• (Unsurprisingly) users default to the defaults

  Oddities tend to jump out when one uses software in a daily basis. The situation is even clearer when using…
  19 Sep, '12

• Suicide statistics and the Christchurch earthquake

  Suicide is a tragic and complex problem. This week New Zealand’s Chief Coroner released its annual statistics on suicide, which…
  6 Sep, '12

• m x n matrix with randomly assigned 0/1

  Today Scott Chamberlain tweeted asking for a better/faster solution to building an m x n matrix with randomly assigned 0/1.…
  29 Aug, '12