Problem 1: The manger of a crew that installs carpets has tracked the crew's output over the past several weeks, and the data are as follows:
Week
|
Crew Size
|
Yards Installed
|
1
|
4
|
480
|
2
|
3
|
351
|
3
|
4
|
484
|
4
|
2
|
250
|
5
|
3
|
348
|
6
|
2
|
250
|
Calculate labor productivity and multifactor productivity for each of the weeks. What can you infer about the relationship between crew size and productivity?
Problem 2:
Time Period
|
Demand
|
6 years ago
|
28
|
5 years ago
|
21
|
4 years ago
|
42
|
3 years ago
|
35
|
2 years ago
|
56
|
Last year
|
49
|
Required:
a. What is this year's forecast using a six-year moving average?
b. What is this year's forecast using a three year weighted moving average, where the weights are .5, .33, .17?