[Rasch] Different models: counts to scale conversion
Mike Linacre (RMT)
rmt at rasch.org
Tue Jan 24 07:58:51 EST 2006
Not sure about the contrast "log-scaled" vs. "Rasch-scaled"
Georg Rasch based his theory on the Poisson model, which is a Rasch model
and is a log-scaling model. It seems the actual contrast is between a
Rasch-Poisson model and a Rasch rating-scale-type model.
>When I was predicting the amount of money that a counselor was going to be
>sued for a bad outcome based the hierarchical complexity of the informed
>consent procedure. Log money did the best. Right behind it by just a
>little worse .96 versus .94 was Rasch scaled money. The value of money
>has been argued to require loging for years.
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