The next three questions are based on the following information. Sam has a cleaning service. To better allocate his resources, he would like to forecast his weekly orders based on the order number he received in the past 13 weeks as shown in the following table.

Week	Demand
Week 1	11
Week 2	14
Week 3	16
Week 4	10
Week 5	15
Week 6	17
Week 7	11
Week 8	14
Week 9	17
Week 10	12
Week 11	14
Week 12	16
Week 13	15

1. Using a three week moving average, Sam's forecast for his Week 14 order number is ________ . (Please round to two decimal points and include no units.)
2. Using a three week weighted moving average with weights 3, 2, and 1 given to the most recent, second most recent, and third most recent week, respectively, Sams forecast for his week 14 order number is _____________ . (Please round to two decimal points and include no units.)
3. If the MAD for moving average is 4.17 and the MAD for weighted moving average is 2.38, then which forecast is more accurate?

1. Moving average
2. Weighted moving average
3. The same
4. Not enough information to evaluate