[Rasch] Estimation

Mike Linacre (RMT) rmt at rasch.org
Wed Mar 5 09:32:05 EST 2008


Anthony:

>1. How are the parameters of the model estimated in the Rasch model?

Wright & Stone answer this at: www.rasch.org/measess/met-15.pdf

>2. Which property (or what part) of the simple logistic function brings 
>about an interval scale?

A demonstration of how the Rasch model supports interval-scale "Campbell 
concatenation" is at www.rasch.org/memo71.pdf

Mike  L.

Mike Linacre
Editor, Rasch Measurement Transactions
rmt at rasch.org www.rasch.org/rmt/ Latest RMT:  21:3 Winter 2007
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