
GUYS,

I NEED HELP WITH ERROR:

library(MASS)
> dados<-read.table("mediaRGinverno.txt",header=FALSE)
> vento50<-fitdistr(dados[[1]],densfun="weibull")
Erro em fitdistr(dados[[1]], densfun = "weibull") : 
  Weibull values must be > 0
WHY RETURN THIS ERROR? WHAT CAN I DO?


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