search for: lag1resid

Displaying 1 result from an estimated 1 matches for "lag1resid".

Did you mean: lag1residsq
2008 Oct 10
1
lag function doesn't work - what am i doing wrong?
I am trying to lag a time series. My data is in a matrix, but I coerce it into a ts object. But when I lag it and then look at the result, nothing has changed. What am I doing wrong????? residsq<-resid^2 residsq<-as.ts(residsq) lag1residsq<-lag(residsq,-1) > residsq[1:5] 1 2 3 4 5 87.759 329882.188 5325849.333 31512.334 70865.228 > lag1residsq[1:5] 1 2 3 4 5 87.759 329882.188 5325849.333 31512.334 70...