Question 4 Answer the following questions
regarding time series:
- If the exports ($ millions) for the period 1997 through 2001
were $878, $892, $864, $870, and $912 respectively, what are these
values called?
- A time series is a collection of data that:
- For an annual time series extending from 1993 through 2001, how
many years would be lost in a five-year moving average?
- For a three-year moving average, how many values will be lost
at the beginning and end of the time series?
- How can you describe the moving average method?