[R] Adding parameters for Benchmark normal distribution in shapiro.test
Ben Bolker
bbo|ker @end|ng |rom gm@||@com
Tue Sep 3 02:22:08 CEST 2024
From Shapiro and Wilk's paper:
> The objective is to derive a test for the hypothesis that this is a
sample from a normal distribution with unknown mean mu and unknown
variance sigma^2
That is, the estimates of the mean and SD are folded into the
derivation of the test statistic.
If you want to test against a specified alternative you could try
e.g. a Kolmogorov-Smirnov test
set.seed(101)
x <- rnorm(100, mean = 5, sd = 3)
ks.test(x, "pnorm", 0, 10)
On 2024-09-02 7:26 p.m., Christofer Bogaso wrote:
> Hi,
>
> In ?shapiro.test, there seems to be no option to pass mean and sd
> information of the Normal distribution which I want to compare my
> sample data to.
>
> For example in the code below, I want to test my sample to N(0, 10).
>
> shapiro.test(rnorm(100, mean = 5, sd = 3))
>
> Is there any way to pass the information of the benchmark normal distribution?
>
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--
Dr. Benjamin Bolker
Professor, Mathematics & Statistics and Biology, McMaster University
Director, School of Computational Science and Engineering
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