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MGMT 3100
HOMEWORK ASSIGNMENT #4
NOTE1: Questions 150 = 3 points each, Questions 51100 = 7 points each
NOTE2: YOU ONLY NEED TO TURN IN YOUR SCANTRONS FOR THIS ONE
PROBLEM 1
Consider
problem 13.2 i
n the book (page 637).
*Question 1.
The forecast for next month by the “lastvalue” method in whole numbers is about:
a) 15
b) 13
c) 14
d) 16
e) none of the above
*Question 2.
The forecast for next month by the “averaging” method in whole numbers is about:
a) 15
b) 13
c) 14
d) 16
e) none of the above
*Question 3.
The forecast for next month by the “moving averages” method with the 3 most
recent months considered in whole numbers is about:
a) 15
b) 13
c) 14
d) 16
e) none of the above
PROBLEM 2
Consider
problem 13.17 i
n the book (page 640).
**Question 51.
If Ben had used the “lastvalue” method all along to forecast his sales starting with
February approximately what would have been the MSE of his forecasts for the last 11 months of
the year?
a) 5.2
b) 30.6
c) 12.6
d) 7.2
e) none of the above
**Question 52
If Ben had used the “average” method instead what would have been the MSE?
a) 11.1
b) 30.6
c) 5.18
d) 24.3
e) none of the above
**Question 53.
If Ben had used the “movingaverage” method with 3 months averaging instead,
what would have been the MSE?
a) 30.6
b) 17.4
c) 12.6
d) 11.1
e) none of the above
*Question 4.
Using the MSEs you calculated which one you think is a better method?
a) lastvalue
b) averaging
c) movingaverages with 3 months
PROBLEM 3
21
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View Full Document Download the
Problem3.xls
file from Blackboard. It contains 10 years of Quarterly
Shipment data (in millions of units) of a certain seasonal product. First of all calculate the
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This homework help was uploaded on 04/17/2008 for the course MGMT 3100 taught by Professor Camateros during the Winter '08 term at CSU East Bay.
 Winter '08
 Camateros

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