[R] Display a very low p-value

[stephen sefick]

?options look at scipen

On Wed, Apr 8, 2009 at 2:38 PM, Bhoom Suktitipat <suktitipat at gmail.com> wrote:
> Hello R-Help,
>
> I ran some analysis and were hit with some low Z-score. I tried to convert
> it to a p-value, however, it seems like the ceiling is around 1e-16.
>
>> 1-pnorm(8)
> [1] 6.661338e-16
>> 1-pnorm(9)
> [1] 0
>
> Do you have any suggestion how I can display a very low p-value in the form
> of scientific number format?
>
> Thank you very much.
>
> Regards,
> Bhoom
>
>        [[alternative HTML version deleted]]
>
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-- 
Stephen Sefick

Let's not spend our time and resources thinking about things that are
so little or so large that all they really do for us is puff us up and
make us feel like gods.  We are mammals, and have not exhausted the
annoying little problems of being mammals.

								-K. Mullis