[R] Help on hypothesis testing

Sean Davis sdavis2 at mail.nih.gov
Thu Apr 6 13:52:04 CEST 2006

On 4/6/06 7:17 AM, "Jinsong Zhao" <jszhao at mail.hzau.edu.cn> wrote:

> Hi,
> I hope to use R to perform some hypothesis testing, such as t.test() and
> var.test(). 
> However, I don't find a function that could do test on means with variance
> known
> (i.e., u test or z test in some textbook), and a function that could do test
> on 
> variances of normal distribution (i.e. chi-squared test).

See ?pnorm and ?pchisq, if I understand you correctly.


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