For the data below:
(a) Determine the least squares regression trend line using the
Excel output from the Data Analysis tool. (5 pts)
(b) Determine the predicted value for 2004. Use the information
from part (a). (5 pts)
(c) Determine the 3 year moving average. (10 pts)
(d) Determine the MSE for the trend line (in a) and the 3 year
moving average (in c.) Which forecasting method is better? Explain. (20
ALL WORK NEEDS TO BE SHOWN
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