Question: For the Hawkins Company, the monthly percentages of all shipments received on time over the past 12 months are 80, 82, 84, 83, 83, 84, 85, 84, 82, 83, 84, and 83.

1. Construct a time series plot. What type of pattern exists in the data?
2. Compare a three month moving average forecast with an exponential smoothing forecast for alpha = 0.2. Which provides the better using MSE as the measure of model accuracy?
3. What is the forecast for the next month?

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Solution: The downloadable solution consists of 3 pages
Deliverable: Word Document