This preview shows pages 1–3. Sign up to view the full content.
Quiz 1 (Version A1)
Name: ___________________________
Honor Code:
I will not cheat, plagiarize or do anything to gain unfair academic advantage, and
I will report anyone that does so to the Honor Council.
Signed ___________________________
General Instructions: Show ALL your work and round your FINAL answers to TWO decimal
places. Check all your answers – there will be no partial credit awarded for wrong answers.
1.
The manager at the neighborhood sporting goods store wants to forecast demand for
tennis rackets using the weighted moving average forecasting technique.
The number of
tennis rackets purchased per week for the past 5 weeks is shown in the table below:
Use a 2period weighted moving average to forecast demand for all appropriate weeks.
Use weights of .6 for the most recent and 0.4 for the older period, respectively.
Fill in the
forecast values in each appropriate cell in the table below.
(4 points)
Grading: 1 point for getting the correct number below in the F
t
column (4 points total)
Period / Week
(t)
Demand
(D
t
)
2Pd WMA Forecast
(F
t
)
1
26
2
30
3
27
28.4
4
31
28.2
5
36
29.4
6
34
a.
Compute the MAPE for the forecast generated in the table below. D
t
and F
t
are
the observed demand and the forecasted values respectively.
The “Error” column
in the table above is provided to facilitate your calculation of MAPE. Round all
numbers to two decimal places.
(2 points)
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document Period / Week
(t)
Demand
(D
t
)
Forecast (F
t
)
Error (D
t
 F
t
)
1
28
26
2
34
This is the end of the preview. Sign up
to
access the rest of the document.
This note was uploaded on 11/21/2011 for the course BUS 351 taught by Professor Diwaskc during the Spring '10 term at Emory.
 Spring '10
 DiwasKC
 Management

Click to edit the document details