[All Steps] Calculate the Durbin Watson statistic. Is autocorrelation (positive or negative)
Question: Calculate the Durbin Watson statistic. Is autocorrelation (positive or negative) present?
Deliverable: Word Document 
![[Step-by-Step] Prepare forecasts for year 7 quarters](/images/solutions/MC-solution-library-32223.jpg "[Step-by-Step] Prepare forecasts for year 7 quarters 1,2,3 and")
[Step-by-Step] Prepare forecasts for year 7 quarters 1,2,3 and
![[Solution Library] Use double exponential smoothing (easiest](/images/solutions/MC-solution-library-32224.jpg "[Solution Library] Use double exponential smoothing (easiest in Minitab).")
[Solution Library] Use double exponential smoothing (easiest in Minitab).
Solution: Suppose sales data for year 7 quarters 1,2,3 and 4
![[Steps Shown] You may now wish to](/images/solutions/MC-solution-library-32226.jpg "[Steps Shown] You may now wish to modify the dataset into two")
[Steps Shown] You may now wish to modify the dataset into two
(See Steps) Generate seasonal indexes for the four quarters using
Non Repeated Random Numbers Generator - MathCracker.com