[R] Help with ANOVA

Stephen Liu
2010-08-19T03:02:42Z

----- Original Message ----

From: Tal Galili <tal.galili at gmail.com>
To: Sneeketeeke <Sneeketeeke at aol.com>
Cc: r-help at r-project.org
Sent: Thu, August 19, 2010 10:23:04 AM
Subject: Re: [R] Help with ANOVA

- snip -

>Also, you might need to move your data from wide to long.  For which you
>might wish to look at
>?reshape
>(or better yet the
>?melt
>?cast
>commands from the reshape package)


Hi Tal,

Could you pls explain how to start ?melt/?cast on resharpe, the Quick-R
package?.  ?melt/?cast has no doc on R.  TIA

B.R.
Stephen




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On Wed, Aug 18, 2010 at 8:03 PM, Sneeketeeke <Sneeketeeke at aol.com>
wrote:

>
> Hello everyone,
> I am doing an analysis on some data for a project, and do not have much
> background in either R or statistics, but have been pointed in the
> direction
> of doing ANOVA and then multiple comparisons on the data to give me the
> information I need.  I was wondering if some of you could help me out.
>  What
> I want to do is to do ANOVA on a data set like the following:
>
> ID      G1      G2      G3      NG1     NG2     NG3.................
> A       4       3       2       5       4       3
> B       5       3       5       4       4       2
> C       3       3       2       2       4       4
> ........
>
> There are many more rows and columns, but basically each G or NG equivalent
> has replicates and these are found in every A, B, or C.  What I want to do
> is run ANOVA on this large data set, then be able to use a multiple
> comparison test on specific results from the ANOVA output.
>
> Any help will be greatly appreciated, Thanks!
> --
> View this message in context:
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> Sent from the R help mailing list archive at Nabble.com.
>
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