[R] graph in R with grouping letters from the turkey test with agricolae package

[Ben Bolker]

   As a side note, I'm curious how often "Tukey test" is misspelled as 
"Turkey test".


Googling '"turkey test" mean comparison' gives 36.1K results (vs 14.3M 
for '"tukey test" mean comparison" ...



On 2023-09-13 10:02 a.m., Richard O'Keefe wrote:
>> d <- read.table("data.txt", TRUE)
>> cor(d[, 3:6])
>       VAR1 VAR2 VAR3 VAR4
> VAR1    1    1    1    1
> VAR2    1    1    1    1
> VAR3    1    1    1    1
> VAR4    1    1    1    1
> 
> VAR1 to VAR4 are, up to linear scaling,
> exactly the same variable.  Why is that?
> 
> 
> On Wed, 13 Sept 2023 at 07:38, Loop Vinyl <loopvinyl using gmail.com> wrote:
> 
>> I would like to produce the attached graph (graph1) with the R package
>> agricolae, could someone give me an example with the attached data (data)?
>>
>> I expect an adapted graph (graph2) with the data (data)
>>
>> Best regards
>> ______________________________________________
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>> http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>>
> 
> 	[[alternative HTML version deleted]]
> 
> ______________________________________________
> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
> 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.

-- 
Dr. Benjamin Bolker
Professor, Mathematics & Statistics and Biology, McMaster University
Director, School of Computational Science and Engineering
(Acting) Graduate chair, Mathematics & Statistics
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