[Babase] Please review a darting view

Karl O. Pinc kop at meme.com
Fri Jul 2 22:34:06 EDT 2010


On 07/02/2010 03:03:23 PM, Susan Alberts wrote:
> I can see it too, thanks.
> 
> It looks fine to me.
> 
> I am okay with either stdev or stddev,  but I imagine most people 
> will
>  
> find the first (stdev) easier to manage.

I did stddev because that's the name of the PostgreSQL
function.  We can do stdev if that sits better.  Let 
me know your preference.

> 
> With respect to standard error versus standard deviation, but most  
> likely we would calculate standard error for a larger data set, and  
> not on an individual by individual basis. The standard error will be 
> a
>  
> function of the sample size, and I'm not sure that we will learn much 
> 
> by having that column in this table.

Now that your mention it I recall having this discussion while
doing the design and recall you saying the same thing then.



Karl <kop at meme.com>
Free Software:  "You don't pay back, you pay forward."
                 -- Robert A. Heinlein




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