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Matrix repair

When fitting a statistical model we want two things as a minimum:

Written by: Stephen RichardsTags: information matrix, covariance matrix

Lost in translation (reprise)

Late last year I drew up a table of actuarial terms and their translation for statisticians.  I had thought that it was a uniquely actuarial trait to use different names compared to other disciplines.  It turns out that statisticians are almost as guilty.
Written by: Stephen RichardsTags: hazard function, information matrix, score function, log-likelihood