http://chrishanretty.co.uk/blog Notes on Italian politics and public broadcasting Sat, 04 Feb 2012 12:15:14 +0000 http://wordpress.org/?v=2.8.5 en hourly 1 http://chrishanretty.co.uk/blog/index.php/2010/01/18/two-things-i-dont-get/ http://chrishanretty.co.uk/blog/index.php/2010/01/18/two-things-i-dont-get/#comments Mon, 18 Jan 2010 19:13:32 +0000 Chris http://chrishanretty.co.uk/blog/index.php/2010/01/18/two-things-i-dont-get/

Why are Italian politicians bending over backwards to say nice things about Craxi when he was, after all, a fugitive from justice?

If your one-dimensional model works fine, but your two-dimensional item response model doesn’t converge after a long long run even with informative priors on items over both dimensions, can you do a Gertrude Stein and conclude that there’s no there there?

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