Message-ID: <Pine.LNX.4.64.0602082302320.29455@gannet.stats.ox.ac.uk>
Date: 2006-02-09T09:00:18Z
From: Brian Ripley
Subject: (user) ERROR: no applicable method for "TukeyHSD"
In-Reply-To: <d2095b8c0602081225i2c505ad8ud49f23394592e3d2@mail.gmail.com>
On Wed, 8 Feb 2006, Darren Weber wrote:
> Why do I see this error?
Because there _is_ no applicable method.
Please don't name objects after R functions, but in your case you need to
do
class(aov)
?TukeyHSD
?aov
and see what TukeyHSD says it handles and what aov says it returns.
This question has been answered at length on this list quite recently, so
please also search the archives.
>> library(stats)
>> require(stats)
> [1] TRUE
>>
>> tHSD <- TukeyHSD(aov)
> Error in TukeyHSD(aov) : no applicable method for "TukeyHSD"
>
>
> In case it helps:
>
>
>> aov
>
> Call:
> aov(formula = roi ~ (Cue * Hemisphere) + Error(Subject/(Cue *
> Hemisphere)), data = roiDataframe)
>
> Grand Mean: 8.195069
>
> Stratum 1: Subject
>
> Terms:
> Residuals
> Sum of Squares 645.7444
> Deg. of Freedom 7
>
> Residual standard error: 9.604645
>
> Stratum 2: Subject:Cue
>
> Terms:
> Cue Residuals
> Sum of Squares 0.386987 4.015740
> Deg. of Freedom 1 7
>
> Residual standard error: 0.7574148
> 1 out of 2 effects not estimable
> Estimated effects are balanced
>
> Stratum 3: Subject:Hemisphere
>
> Terms:
> Hemisphere Residuals
> Sum of Squares 153.4860 827.6699
> Deg. of Freedom 1 7
>
> Residual standard error: 10.87376
> 1 out of 2 effects not estimable
> Estimated effects are balanced
>
> Stratum 4: Subject:Cue:Hemisphere
>
> Terms:
> Cue:Hemisphere Residuals
> Sum of Squares 5.085930 4.279707
> Deg. of Freedom 1 7
>
> Residual standard error: 0.7819122
> Estimated effects are balanced
>>
>
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>
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--
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595