Q6 Using the data in problem 2, prepare exponentially smoothed forecasts for the following cases:

= .1 and F1 = 90

= .3 and F1 = 90

-Problem2 data-

The number of daily calls for the repair of Speedy copy machines has been recorded as follows:

October Calls 1 92 2 127 3 106 4 165 5 125 6 111 7 178 8 97 Prepare three-period moving-average forecasts for the data. What is the error on each day?

Prepare three-period weighted-moving-average forecasts using weights of W1 = .5, W2 = .3, W3 = .2.

Which of the two forecasts is better?