Running experiment at two sites - match computers and refresh rates?

[MKT]

Interesting. We plan to use the DirectIn Keyboard from Empirisoft at both 
sites. http://www.empirisoft.com/directinkb.aspx

On Monday, December 17, 2012 1:45:32 PM UTC-5, Roland Dardennes wrote:
>
> Will you use response boxes or computer keyboards ? When I did help a 
> college student for her project, she used two different laptops, one 
> for each of the two colleges where she included volunteers. It 
> happened that she had a systematic difference of 40 ms between the 
> sites' means ... But I have non idea how to check this between two 
> given keyboards. It may not be a problem if you are substracting RT in 
> one condition from RT in another condition, but it may be if you are 
> working with absolute RT. 
>
> Good luck 
>
> On 15 nov, 18:28, MKT <marykatetompk... at gmail.com> wrote: 
> > We will soon be running the same experiment on E-Prime 2.0 at two sites 
> > (OSU and UPenn). We want to make sure we do not add any additional noise 
> in 
> > the data or run into problems. 
> > 
> > We plan to use the same size monitors at both sites and run on Windows 
> 7. 
> > Is it necessary to match computer type as well? How about refresh rates? 
> Is 
> > there a particular refresh rate you recommend? 
> > 
> > Thanks for your help! 
>

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