;-) qdo vc for ler conjuntos de dados relativamente pequenos (nesse caso e' comum o R converter para fator), vc pode se beneficiar com o uso de stringsAsFactors=FALSE no read.table() e variantes. Olhe tambem os argumentos 'as.is' e 'colClasses'.
b 2011/6/12 Alexandre dos Santos <[email protected]>: > Obrigado Benilton, > > Funcionou com as.numeric(as.character(parasitismo)), > > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Benilton Carvalho > Sent: domingo, 12 de junho de 2011 14:20 > To: [email protected] > Subject: Re: [R-br] Erro storage(y) > > vc precisa ler com cuidado a ajuda do 'factor', pois ela explica como > transformar (aproximadamente) um fator para numerico.... > > b > > 2011/6/12 Alexandre dos Santos <[email protected]>: >> Obrigado Benilton, >> >> Mas o problema é que se eu tentava fazer as.numeric(), a função >> transformava os zeros do vetor em 1. >> Abraço, >> >> >> -----Original Message----- >> From: [email protected] >> [mailto:[email protected]] On Behalf Of Benilton Carvalho >> Sent: domingo, 12 de junho de 2011 11:17 >> To: [email protected] >> Subject: Re: [R-br] Erro storage(y) >> >> sim... sua variavel resposta 'parasitismo' eh um fator, o que >> certamente nao era da primeira vez. >> >> b >> >> 2011/6/12 Alexandre dos Santos <[email protected]>: >>> Bom dia pessoal, >>> >>> >>> >>> Fui rodar uma rotina que eu já havia realizado antes, mas dessa > vez >>> começou a aparecer o seguinte erro: >>> >>> >>> >>> model.eme<-aov(parasitismo~tratamento+tempo,data=liberacao) >>> >>> Erro em storage.mode(y) <- "double" : >>> >>> invalid to change the storage mode of a factor >>> >>> Além disso: Warning message: >>> >>> In model.response(mf, "numeric") : >>> >>> using type="numeric" with a factor response will be ignored >>> >>> >>> >>> Alguem faz alguma idéis o que seja isso, >>> >>> Obrigado, >>> >>> >>> >>> Alexandre dos Santos >>> >>> Ingenieur forestier, Msc. >>> >>> INRA- Biostatistique et Processus Spatiaux (BioSP) >>> >>> Domaine Saint-Paul >>> Site Agroparc >>> 84914 - Avignon - France >>> Tél. : +33 (0)6 87 95 16 29 >>> >>> >>> >>> >>> >>> _______________________________________________ >>> R-br mailing list >>> [email protected] >>> https://listas.inf.ufpr.br/cgi-bin/mailman/listinfo/r-br >>> >>> >> >> >> >> -- >> Successful people ask better questions, and as a result, they get >> better answers. (Tony Robbins) >> _______________________________________________ >> R-br mailing list >> [email protected] >> https://listas.inf.ufpr.br/cgi-bin/mailman/listinfo/r-br >> >> >> _______________________________________________ >> R-br mailing list >> [email protected] >> https://listas.inf.ufpr.br/cgi-bin/mailman/listinfo/r-br >> > > > > -- > Successful people ask better questions, and as a result, they get > better answers. (Tony Robbins) > _______________________________________________ > R-br mailing list > [email protected] > https://listas.inf.ufpr.br/cgi-bin/mailman/listinfo/r-br > > _______________________________________________ > R-br mailing list > [email protected] > https://listas.inf.ufpr.br/cgi-bin/mailman/listinfo/r-br > -- Successful people ask better questions, and as a result, they get better answers. (Tony Robbins) _______________________________________________ R-br mailing list [email protected] https://listas.inf.ufpr.br/cgi-bin/mailman/listinfo/r-br
