A restaurant wants to forecast its weekly sales. Historical data (in dollars) for fifteen weeks are shown below. Use Excel and the Moving Average template to answer the following questions.

A. What is the forecast for week 16, using a two-period moving average? Round your answer to the nearest cent.

$_____

B.What is the forecast for week 16, using a three-period moving average? Round your answer to the nearest cent.

$ ________

C. Compute MSE for the two- and three-period moving average models to determine the best model. Do not round intermediate calculations. Round your answers to two decimal places.

	2-period MA	3-period MA
MSE

Time
Period	Observation
1		1,628
2		1,638
3		1,462
4		1,310
5		1,240
6		1,346
7		1,628
8		1,343
9		1,321
10		1,530
11		1,440
12		1,505
13		1,613
14		1,549
15		1,308