[Rasch] Question about difficulty and ability parameters in item response theory
mike at winsteps.com
Wed Aug 14 07:58:01 EST 2013
Fatemeh Khalesi, there are many ways to estimate ability and difficulty.
Here is one: Mark Moulton's Excel spreadsheet - linked from
On 8/13/2013 13:29 PM, fatemeh khalesi wrote:
> I am reading THE BASICS OF ITEM RESPONSE THEORY article and i don't
> know how it's calculate ability estimation and difficulty in table
> 7-4 and 7-3.
> Please help me to find out .
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