Summing object.ACC field and presenting as feedback

[Brady Anderson]

Here's my take on how to deal with getting medians in-task:

https://groups.google.com/forum/#!topic/e-prime/6wKH5ceFuMQ

 which would admittedly be much easier if E-prime had a median summation.

On Thursday, November 19, 2009 12:24:02 PM UTC-7, David McFarlane wrote:
>
> Liza, 
>
> liwenna's answer covers what you need (thanks, liw!), but if you want 
> to read up some more then dive into chapter 4 of the User's Guide 
> that came with E-Prime, especially sections 4.3.4.1, 4.3.5, 4.4.3, and 
> 4.5.3.4. 
>
> BTW, if you ever want to gather fancier descriptive statistics (e.g., 
> max, min, mean, standard deviation (but no median :( )), you can make 
> your life easier with a Summation object, just look at the Summation 
> topic in the online E-Basic Help. 
>
> -- David McFarlane, Professional Faultfinder 
>
>
> At 11/19/2009 01:25 PM Thursday, liwenna wrote: 
> >Hey Liza, 
> > 
> >What you need is a variable that is able to carry information over 
> >several trials. 
> >This is done  by 'user tab declared variables', which are variables 
> >that also fall out of the currect 'context' (or c. as in c.setattrib). 
> >Go to the script window and in the lower left tab select the user tab. 
> >On the user tab write: " dim ncorrect as integer " .  There's your 
> >counter of correct trials. 
> > 
> >In the trialproc create an inline after slide2 that will update the 
> >attribute ncorrect. 
> > 
> >******************** 
> >if slide2.acc = 1 then ncorrect = ncorrect +1 
> > 
> >c.setattrib "correctn", ncorrect 
> >***************** 
> > 
> >The first line adds 1 to ncorrect if the accurcay is 1, the second 
> >line writes ncorrect to correctn. Ncorrect will typically not be 
> >logged into your edat-file, whereas this line updates a logged 
> >attribute called correctn. 
> > 
> >Now in your feedback slide you can show the value of correctn (or 
> >ncorrect if you wish) as the value of xx in xx times in 25 tries. 
> > 
> >Hope this is clear enought to you. 
> > 
> >Best, 
> > 
> >liw 
> > 
> >On Nov 19, 6:47 pm, LizaM <liza.mccar... at uwe.ac.uk> wrote: 
> > > Hello, 
> > > 
> > > Before I ask my question just let me say how useful this group is and 
> > > what an excellent resource for the current steep E-Prime learning 
> > > curve I find myself on - once I have learnt more and have useful stuff 
> > > to contribute I will do so!  Thank you all :) 
> > > 
> > > I have an experiment where I have the user select a card from 5 cards 
> > > to see if they can match a card which is face down - all this is being 
> > > done on an object called Slide2. I am using a conditional CRESP to 
> > > record the correct response for each randomly selected card. So far so 
> > > good. However, the student I am programming for wants the feedback 
> > > given to the participant at the end in the form "You sucessfully 
> > > matched the card  xx times in 25 tries".  So, ideally, on the feedback 
> > > object I want to be able to tell it to add up the total of the 
> > > Slide2.ACC and present it as a result but I really can't see how to do 
> > > this! I can give feedback after each trial using Slide2 as the input 
> > > object that's not a problem but can't work out how to present the 
> > > total accuracy in this way.. any help gratefully recieved... 
> > > 
> > > Many Thanks 
> > > 
> > > Liza 
> > 
> >-- 
> > 
> >You received this message because you are subscribed to the Google 
> >Groups "E-Prime" group. 
> >To post to this group, send email to e-p... at googlegroups.com<javascript:>. 
>
> >For more options, visit this group at 
> >http://groups.google.com/group/e-prime?hl=. 
>
>

-- 
You received this message because you are subscribed to the Google Groups "E-Prime" group.
To unsubscribe from this group and stop receiving emails from it, send an email to e-prime+unsubscribe at googlegroups.com.
To post to this group, send email to e-prime at googlegroups.com.
To view this discussion on the web visit https://groups.google.com/d/msgid/e-prime/11eb31e9-8ce5-4dfe-8013-c47cadf241bc%40googlegroups.com.
For more options, visit https://groups.google.com/groups/opt_out.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://listserv.linguistlist.org/pipermail/eprime/attachments/20140108/40d9d8d5/attachment.htm>