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Consider the following time series data
- Construct a tine series plot. What type of pattern exists in the data?
- Develop the linear trend equation for this time series.
- What is the forecast for t ?
Question p. 822 #29
Consider the following time series data.
- Construct a time series plot. What type of pattern exist in the data?
- Use the following dummy variables to develop an estimated regression
equation to account for any seasonal and linear trend effects in the
data: Qtr1 = 1 if Quarter 1, 0 otherwise; Qtr2 = 1 if Quarter 2, 0
otherwise; Qtr3 = 1 if Quarter 3, 0 otherwise.
- Compute the quarterly forecasts for next year.
Question p. 834 #35
Consider the following time series data.
- Construct a time series plot. What type of pattern exist in the data?
- Show the four-quarter and centered moving average values for this time series.
- Compute seasonal indexes and adjust seasonal indexes for the four quarters.
