[R] decimal value for p-value

[Uwe Ligges]

On 06.01.2010 09:16, Roslina Zakaria wrote:
> Dear r-users,
>
> I conducted a chi-square test using chi.test code and found that my p-value = 1.  My question is, is it possible to get the decimals form of the p-value?  Maybe the p-value is actually 0.9999 before rounding the value.
>
> thank you so much for any help given.


Access the p value returned from chisq.test (see?chisq.test) directly as in:

testresult <- chisq.test(.....)
testresult[["p.value"]]

or even more digits:

print(chisq.test(InsectSprays$count > 7, 
InsectSprays$spray)[["p.value"]], digits=20)

Best,
Uwe Ligges

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