[QTI] Modal feedback -- a better way to do this?

[Graham Smith]

Hi:
Attached is one way of doing what you want. It is relatively concise,  
but needs some tidying up to get the feedback display into a better  
order. I leave that to you.

Graham

Quoting Bart Nagel <bjn at ecs.soton.ac.uk>:

> At 2010-01-30 12:35:59 +0000, Graham Smith wrote:
>> In your XML example you have assigned 'null' for some outcome
>> values, on the assumption I think that the rendering engine would
>> treat 'null' as 'false'. I hesitate to say that this is incorrect
>> -the specs are silent on the issue- but I think this assumption is
>> dangerous. In JAssess at least null values in this position are
>> rejected, and the result (in this case) is that your feedback with
>> 'hide' attributes is never shown.
>
> Understood -- I'll no longer assume that.
>
>> I attach a version of the XML which is more concise and follows more
>> usual practise.
>> Because of the unusual way you have arranged the XML, I am not quite
>> sure that I have interpreted what you intend correctly. But perhaps
>> the attached version will point the way for you to achieve what you
>> want.
>
> Hmm, the way you've done it wouldn't work if it was a multiple
> response question.
>
> I'm attaching such a multiple response question (it's still making the
> bad assumption I was making before, though). The feedback is pretty
> useless here but it should hopefully get across what I want to do.
> Each matching piece of feedback is shown, so if the first two choices
> are picked the candidate is given the feedback for choice 1 picked,
> choice 2 picked, choice 3 not picked, choice 4 not picked, choice 5
> not picked and choice 6 not picked. Not all of these bits of feedback
> might exist in a given question but that's the idea.
>
> So in this case if the candidate picks "big", "blue" and "extremely",
> any feedback for each of those having been picked is shown, and also
> any feedback for the unpicked ones /not/ being picked. So here the
> candidate would be told
>
> Right -- "big" is an adjective.
> Right -- "blue" is an adjective.
> Wrong -- "extremely" is an adverb.
> You missed "cubic".
>
> Hope this makes sense.
>
> --bart
>
> --
> bart nagel
>    e: bjn at ecs.soton.ac.uk         Skype: trem-b
>    w: ecs.soton.ac.uk/people/bjn    Aim: bartremby
> XMPP: tremby at jabber.org             MSN: msn at tremby.net
>


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