Leading indicator, 150 months; taken from Box and Jenkins (1970).
data(lead)The format is: Time-Series [1:150] from 1 to 150: 10.01 10.07 10.32 9.75 10.33 ...
This is also the R time series BJsales.lead: The sales time series BJsales and leading indicator BJsales.lead each contain 150 observations. The objects are of class "ts".
You can find demonstrations of astsa capabilities at FUN WITH ASTSA.
The most recent version of the package can be found at https://github.com/nickpoison/astsa/.
In addition, the News and ChangeLog files are at https://github.com/nickpoison/astsa/blob/master/NEWS.md.
The webpages for the texts and some help on using R for time series analysis can be found at https://nickpoison.github.io/.
sales