[R] Use of results in summary

[Torsten Hothorn]

> Dear R Community,
> 
> When making a summary with a vector, the result is "numeric" and I can
> recall its components (like median, mean, etc.) for further use.
> However, if I use summary with a matrix, the result is of mode
> "character" (like  "Median : 1.2127") 

not true: 

R> a <- matrix(1:16, ncol=4)
R> sa <- summary(a)
R> class(sa)
[1] "table"

the docs to `table'

R> ?table

will give you the hint that there are little helpers like
`as.data.frame.table' which may be used for further investigations.

Torsten

> and I cannot extract the results
> for direct further use.
> Thanks for any hints,
> 
> Patrick
> 

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