{Spam?} RE: [Rasch] Logit scores

Trevor Bond trevor.bond at jcu.edu.au
Wed Dec 21 10:28:40 EST 2005


Dear All
>If everyone knows (erroneously) or doesn't know what the numbers 
>mean, then publish your ruler with the qualitative indicators 
>located along the scale. Your ruler teaches and users learn.
Best
Trevor

>This problem is one reason that large testing programs such as the 
>SAT and ACT exams employ such exotic score scales (200 to 800, and 1 
>to 36, respectively).  Within my company we have discussed this 
>issue at great length, with no clear solution.  A "1 to 36" scale 
>solves the problem of people trying to relate their scores to 
>classroom grades, but then they have the opposite problem:  a lack 
>of a familiar framework for interpreting the numbers. 
>

-- 
Trevor G BOND Ph D
Professor and Head of Dept
Educational Psychology, Counselling & Learning Needs
D2-2F-01A EPCL Dept.
Hong Kong Institute of Education
10 Lo Ping Rd, Tai Po
New Territories HONG KONG

Voice: (852) 2948 8473
Fax:  (852) 2948 7983
Mob:
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