[R] pb with package mix

[Jan Goebel]

Hi,

i guess that prelim.mix needs a matrix rather than a data frame.

best

jan

On Fri, 11 Feb 2005, Stephanie.Tomczak at eleves.polytech-lille.fr wrote:

> hello,
> 
> We've got a problem with the mix package in order to impute the missing data.
> After importing the data, the prelim function does not work (only the stlouis
> data works).
> 
> We have done :
> 
> >library(mix)
> >Manq <- read.table("C:/.../file.txt")
> >attach(Manq)
> >save(Manq,file="C:/../R/rw2001/library/mix/data/Manq.rda")
> >data(Manq)
> >Manq
>  V1 V2 V3 V4
> 1  1  1  1  1
> 2  1  1  3  6
> 3  1  2  6  2
> ...
> ...
> 52  2  7  6  2
> 
> >Essaimanq <-prelim.mix(Manq,4)
>   Error in as.integer.default(list(V1 = c(1, 1,  1,  1,  1,  1, 1,  1,  1,  1,:
>      (list) object cannot be coerced to integer   
> 
> thank you
> 
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-- 
+-----------------------------------------
 Jan Goebel 
 j g o e b e l @ d i w . d e

 DIW Berlin 
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 phone: 49 30 89789-377
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