[R] stem - strange leaves

[David L Carlson]

In addition to stem() in the graphics package, there are other implementations of stem-and-leaf plots that add additional features such as stem.leaf() in package aplpack which will includes a function to produce back to back stem and leaf plots.

----------------------------------------
David L Carlson
Department of Anthropology
Texas A&M University
College Station, TX 77843-4352

-----Original Message-----
From: R-help [mailto:r-help-bounces at r-project.org] On Behalf Of PIKAL Petr
Sent: Friday, February 16, 2018 6:52 AM
To: Leif Ruckman <leif.ruckman at kau.se>; r-help at r-project.org
Subject: Re: [R] stem - strange leaves

Hi

I do not know why does it happen but you can control the behaviour by setting scale to 0.5.

Cheers
Petr

> -----Original Message-----
> From: R-help [mailto:r-help-bounces at r-project.org] On Behalf Of Leif 
> Ruckman
> Sent: Friday, February 16, 2018 9:18 AM
> To: r-help at r-project.org
> Subject: [R] stem - strange leaves
>
> > x
> [1] 8.0 7.9 7.5 7.0 8.0 7.3 8.0 7.2 7.4 7.3 7.8 8.0 7.7 8.3 7.8 7.8 
> 7.1 7.7 6.9 7.5
> 7.5 7.3 7.2 7.5 7.2
> > stem(x)
>
>   The decimal point is at the |
>
>   6 | 9
>   7 | 012223334
>   7 | 5555778889
>   8 | 00003
>
> > y <- c(x, 8)
> > stem(y)
>
>   The decimal point is 1 digit(s) to the left of the |
>
>   68 | 0
>   70 | 00
>   72 | 000000
>   74 | 00000
>   76 | 00
>   78 | 0000
>   80 | 00000
>   82 | 0
> The first stem is as I want it to be and expect it to be. When I add 
> one more observation R seems to add an extra decimal zero to my 
> observations and all leaves are now zero. Why does this happen?
>
> Regards
> Leif
>
> [[alternative HTML version deleted]]
>
> ______________________________________________
> R-help at r-project.org mailing list -- To UNSUBSCRIBE and more, see 
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R-help at r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help
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