CASE QUESTIONS
1. Calculate a forecast using a simple three-month moving average.
2. Calculate a forecast using a three-period weighted moving average. Use weights of 0.60, 0.30, and 0.10 for the most recent period, the second most recent period, and
the third most recent period, respectively.
3. Calculate a forecast using the exponential smoothing method. Assume the forecast
for period 1 is 9,500. Use alpha = 0.40.
4. Once you have calculated the forecasts based on the above data, determine the error
terms by comparing them to the actual sales for 2012 given below ?
