Re: [R] aggregating a daily zoo object to a weekly zoo object

On Sun, Aug 1, 2010 at 6:06 PM, Erin Hodgess wrote: > Dear R People: > > I'm trying to convert a daily zoo object to a weekly zoo object: > > >  xdate <- seq(as.Date("2002-01-01"),as.Date("2010-07-10"),by="day") >  library(zoo) >  length(xdate) > xt <- zoo(rnorm(3113),order=xdate) > xdat2 <- seq(i

[R] aggregating a daily zoo object to a weekly zoo object

Dear R People: I'm trying to convert a daily zoo object to a weekly zoo object: xdate <- seq(as.Date("2002-01-01"),as.Date("2010-07-10"),by="day") library(zoo) length(xdate) xt <- zoo(rnorm(3113),order=xdate) xdat2 <- seq(index(xt)[1],index(xt)[3113],by="week") xt.w <- aggregate(xt,by=xdat2,