Re: [R] chi square table

From: Erik Iverson <iverson_at_biostat.wisc.edu>
Date: Thu, 06 Nov 2008 20:02:32 -0600

 > qchisq(0.01, df = 8, lower.tail = FALSE) [1] 20.09024

cruz wrote:
> Hi,
>
> How do we get the value of a chi square as we usually look up on the
> table on our text book?
>
> i.e. Chi-square(0.01, df=8), the text book table gives 20.090
>

>> dchisq(0.01, df=8)

> [1] 1.036471e-08
>> pchisq(0.01, df=8)

> [1] 2.593772e-11
>> qchisq(0.01, df=8)

> [1] 1.646497
>
> nono of them give me 20.090
>
> Thanks,
> cruz
>
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https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. Received on Fri 07 Nov 2008 - 02:04:08 GMT

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