[Contrib: Evaluation System] Scale values in the database

Nicola Monat-Jacobs nicola at longsight.com
Wed Aug 7 10:31:32 PDT 2013


Thanks Will, I'm glad I wasn't imagining that this came up.

I think its more that folks think that EVAL_SCALE_OPTIONS.SCALE_OPTION_INDEX
is a value for responses that they can export when it seems to me that its
more just about display order.

So it's not that the first option is "always worth 0" its more that
SCALE_OPTION_INDEX
defines what option is first (aka 0th place) and there is no column that
defines what the option is "worth".

Nonetheless, I think there are folks who might be interested in your patch.
Can you make a JIRA for it?

Thanks,
Nicola


On Wed, Aug 7, 2013 at 10:22 AM, Will Humphries <Will.Humphries at tufts.edu>wrote:

> The first scale option is always worth 0, and the last is always worth
> N-1 in the db (for N options). When means are calculated, the first
> option is worth 1, and the last is worth N.
>
> We had a request at Tufts to support the reverse of that - first option
> displayed worth N points for reporting. The way I did that is to add a
> boolean field to eval_scale called Reversed, with a checkbox in the
> Create/Edit Scale UI to set it.
>
> If a scale has reversed set to true, the scale options will be displayed
> in reversed order when previewing an item/template, or taking an
> evaluation. So the option worth N points is displayed on the left/top.
>
> I also added an admin setting that controls whether the Reversed flag is
> available system-wide. That's controlled by a checkbox in the
> Administration page.
>
> If anyone else is interested in this functionality, I'm happy to create
> a JIRA and submit a patch.
>
> -Will
>
> On 8/7/13 12:59 PM, Nicola Monat-Jacobs wrote:
> > Folks -
> >
> > I remember someone mentioning that they had issues with scales and
> > their database values. For example, Strongly Agree is always 0 in the
> > database, no matter if its displayed on the right or left for a user
> > and they wanted it to be 4.
> >
> > I'm not seeing any JIRAs or threads on the list about it.....was this
> > only ever discussed at the conference? I could have sworn I remember
> > it coming up before.
> >
> > Thanks,
> > Nicola
> >
> >
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