1 is the correct answer. The difference between successive time values, deltat, is 1 or a multiple of 1 and frequency is the reciprocal of deltat.
On Mon, Apr 12, 2010 at 11:46 PM, Erin Hodgess <erinm.hodg...@gmail.com> wrote: > Thank you! > > Here is something that I just ran into. I have a business day series, > spc, which I obtained using get.hist.quote. > > When I tried frequency(spc), I got 1. > > >> str(spc) > ‘zoo’ series from 1998-01-02 to 2010-04-09 > Data: num [1:3086, 1] 975 977 967 964 956 ... > - attr(*, "dimnames")=List of 2 > ..$ : NULL > ..$ : chr "Close" > Index: Class 'Date' num [1:3086] 10228 10231 10232 10233 10234 ... >> frequency(spc) > [1] 1 >> > > Am I doing something wrong(high probability) or maybe frequency does > not work the same with business day data, please? > > Thanks, > Erin > > > > On Mon, Apr 12, 2010 at 10:29 PM, Gabor Grothendieck > <ggrothendi...@gmail.com> wrote: >> Note that the preferred way of doing this with ts series is to use the >> frequency() function rather than using tsp. That function also works >> for zoo objects. >> >> On Mon, Apr 12, 2010 at 11:20 PM, Erin Hodgess <erinm.hodg...@gmail.com> >> wrote: >>> Dear R People: >>> >>> When I have a time series, I can get the frequency of the series via >>> tsp(x)[3]. >>> >>> Is there a similar function for xts and zoo objects, please? >>> >>> Thanks, >>> Erin >>> >>> >>> -- >>> Erin Hodgess >>> Associate Professor >>> Department of Computer and Mathematical Sciences >>> University of Houston - Downtown >>> mailto: erinm.hodg...@gmail.com >>> >>> ______________________________________________ >>> R-help@r-project.org mailing list >>> https://stat.ethz.ch/mailman/listinfo/r-help >>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html >>> and provide commented, minimal, self-contained, reproducible code. >>> >> > > > > -- > Erin Hodgess > Associate Professor > Department of Computer and Mathematical Sciences > University of Houston - Downtown > mailto: erinm.hodg...@gmail.com > ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.