Re: Determining if samples are normal

[Paul Kienzle]

On Sep 26, 2005, at 8:11 PM, Mike Miller wrote:

> On Mon, 26 Sep 2005, Paul Kienzle wrote:
>
> > Using n=400, 60% of the triangular samples are rejected at a .1 
> > level, but of course 10% of the normal samples are as well.
>
>
> So maybe the q-q correlation method is more powerful than 
> Anderson-Darling in this case.  In the q-q correlation method, with 
> n=300, we could reject 49% at the .05 level.  Of course 49% is less 
> than 60%, but that was achieved with a smaller sample size and half 
> the type-1 error rate.

For n=300, I get 25% correct rejection at the 5% level compared to the 
triangular distribution, so not so great.

- Paul



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