data31[1:3, ]
X ID BLOCK q1 q2 q3 q4 dwell.yr location age gender visit.freq. reason exercise awareness importance species.imp. pre..Degree marriage child career
1 1 1 1 1 1 2 2 5 17 25 2 2 2 5 2 1 1 3 1 NA 12
2 2 2 1 2 1 2 2 26 17 26 1 2 2 7 3 1 2 2 1 NA 16
3 3 3 1 2 2 2 2 23 10 24 2 4 1 3 2 2 2 2 1 NA 4
edu. income
1 4 5
2 4 1
3 4 6
>
> desmat1<-make.design.matrix(choice.experiment.design=des1,
+ optout=FALSE,categorical.attributes=c("shape","leaf","cb","cl","dust",
+ "bio"),unlabeled=TRUE)
> desmat1[1:3, ]
BLOCK QES ALT ASC ov py wp no low low.1 low.2 no.1
1 1 1 1 1 0 1 0 1 1 0 0 0
2 1 1 2 0 0 0 0 0 1 0 1 0
3 1 2 1 1 0 0 1 1 1 0 1 1
> dataset1<-make.dataset(respondent.dataset=data31,
+ choice.indicators=c("q1","q2","q3","q4"),
+ design.matrix=desmat1,detail=TRUE)
错误于`row.names<-.data.frame`(`*tmp*`, value = 1:248) :
invalid 'row.names' length
求助!!!!
为什么总是出现这个错误提示???这个错误是什么意思???如何解决???
有了解的大神请指条明路啊。。。或者可以直接联系我qq:24884413


雷达卡


京公网安备 11010802022788号







