[Rasch] Likelihood
Mike Linacre
mike at winsteps.com
Sat Mar 14 20:34:44 EST 2015
Patrick:
Most people would look at the Fail %, and say "9% chance of failure in
the 1st quarter, 32% chance of failure in the 4th quarter, so 23% more
chance of failure in the 4th quarter."
Or are you thinking of something else ?
Mike L.
On 3/13/2015 6:54 AM, Patrick Fisher wrote:
> Fellow Raschies,
>
> How do I calculate the greater likelihood of failing in the fourth
> quarter vs. the first quarter?
>
> Quarter
>
>
>
> Total
>
>
>
> % of Total N
>
>
>
> Pass/Fail
>
> Pass
>
>
>
> % Pass
>
>
>
> Fail
>
>
>
> % Fail
>
> 1
>
>
>
> 4,843
>
>
>
> 80%
>
>
>
> 4,413
>
>
>
> 91%
>
>
>
> 430
>
>
>
> 9%
>
> 2
>
>
>
> 845
>
>
>
> 14%
>
>
>
> 622
>
>
>
> 74%
>
>
>
> 223
>
>
>
> 26%
>
> 3
>
>
>
> 214
>
>
>
> 4%
>
>
>
> 149
>
>
>
> 70%
>
>
>
> 65
>
>
>
> 30%
>
> 4
>
>
>
> 135
>
>
>
> 2%
>
>
>
> 92
>
>
>
> 68%
>
>
>
> 43
>
>
>
> 32%
>
> I know I should know this, but I don't do this but rarely.
>
> Thanks very much,
>
> Patrick
-------------- next part --------------
An HTML attachment was scrubbed...
URL: https://mailinglist.acer.edu.au/pipermail/rasch/attachments/20150314/7bc1e1be/attachment-0001.html
More information about the Rasch
mailing list