esday, August 26, 2009 5:19 AM
> To: r-help@R-project.org
> Subject: [R] mann whitney u
>
> Dear Sir,
>
> I am comparing two samples using wilcox.test in R. Literature appears
> to describe mann whitney u test as the most appropriate test to use on
> my data.
>
> is
On Wed, 26 Aug 2009 12:18:53 +0100 "Mcdonald, Grant"
wrote:
MG> is the wilcox.test function equivalent to mann-whitney u? Is there
Yes, the test is the same. It is also called wilcoxon mann whitney test
because the authors created the test independently.
MG> a way to gain the U-value as appose
On Aug 26, 2009, at 7:18 AM, Mcdonald, Grant wrote:
Dear Sir,
I am comparing two samples using wilcox.test in R. Literature
appears to describe mann whitney u test as the most appropriate test
to use on my data.
is the wilcox.test function equivalent to mann-whitney u?
When used in it
Dear Sir,
I am comparing two samples using wilcox.test in R. Literature appears to
describe mann whitney u test as the most appropriate test to use on my data.
is the wilcox.test function equivalent to mann-whitney u? Is there a way to
gain the U-value as apposed to the W-value in R?
Thank y
On 11-Jul-09 18:13:29, Martin Batholdy wrote:
> Hi,
> I know that I can perform a Mann-Whitney U test with wilcox.test(x,y)
> But instead of an U-value I get a W-Value.
> Is it possible to change this?
The usual definition of the Man-Whitney U test for two samples x
of size m) and y (of size n) is
Martin,
If I am not wrong the difference is that if you has two levels you get
U-test, and W-test for more than two levels. But the test is almost the
same.
cheers
milton
On Sat, Jul 11, 2009 at 2:13 PM, Martin Batholdy wrote:
> Hi,
>
> I know that I can perform a Mann-Whitney U test with wi
Hi,
I know that I can perform a Mann-Whitney U test with wilcox.test(x,y)
But instead of an U-value I get a W-Value.
Is it possible to change this?
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