Displaying 2 results from an estimated 2 matches for "partialacf".
2010 Jul 18
4
Question from day2 beginner
...))
Length Class Mode
order 1 -none- numeric
ar 40 -none- numeric
var.pred 1 -none- numeric
x.mean 1 -none- numeric
aic 44 -none- numeric
n.used 1 -none- numeric
order.max 1 -none- numeric
partialacf 43 -none- numeric
resid 20731 -none- numeric
method 1 -none- character
series 1 -none- character
frequency 1 -none- numeric
call 3 -none- call
asy.var.coef 1600 -none- numeric
> resid(ar(logrvar, aic=TRUE))
NULL
--
View th...
2007 Nov 23
4
help pleaseeeeeeeee
Dears Sirs
During my computational work I encountered unexpected behavior when calling
"ar" function, namely
# time series
x<-ts(c(-0.2052083,-0.3764986,-0.3762448,0.3740089,0.2737568,2.8235722,-
1.7783313,0.2728676,-0.3273164),start=c(1978,3),frequency=4,end=c(1980,3))
# ar function
res.ar<-ar(x,aic=TRUE,demean=F)
# call "ar" again and ............