Customers using the drive up window at fast food restau-rants are sometimes greeted by a message encouraging them to purchase an item that’s currently “on special.”Marketing researchers at one restaurant chain want to testthe effectiveness of such a message. They have selected 10 of their restaurants in various locations for an experi-ment, and are considering two different designs. Design I: 5 of the restaurants will use the messageand the other 5 will not.Design II: Each restaurant will alternate betweenplaying or not playing the message as customersarrive at the drive-thru order station.a) Describe a method of assigning the restaurants tothe groups for Design I using this list of randomdigits: 08530 08629 32279 29478 50228b) Which do you think is the better design? Explain why.c) For the design you chose in part b, describe the datayou would collect and the method of analysis youwould use to determine whether there is evidence thatthe message improves sales of the special item.
Customers using the drive up window at fast food restau-rants are sometimes greeted by a message encouraging them to purchase an item that’s currently “on special.”Marketing researchers at one restaurant chain want to testthe effectiveness of such a message. They have selected 10 of their restaurants in various locations for an experi-ment, and are considering two different designs. Design I: 5 of the restaurants will use the messageand the other 5 will not.Design II: Each restaurant will alternate betweenplaying or not playing the message as customersarrive at the drive-thru order station.a) Describe a method of assigning the restaurants tothe groups for Design I using this list of randomdigits: 08530 08629 32279 29478 50228b) Which do you think is the better design? Explain why.c) For the design you chose in part b, describe the datayou would collect and the method of analysis youwould use to determine whether there is evidence thatthe message improves sales of the special item.
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Question
Customers using the drive up window at fast food restau-
rants are sometimes greeted by a message encouraging
rants are sometimes greeted by a message encouraging
them to purchase an item that’s currently “on special.”
Marketing researchers at one restaurant chain want to test
the effectiveness of such a message. They have selected
the effectiveness of such a message. They have selected
10 of their restaurants in various locations for an experi-
ment, and are considering two different designs.
ment, and are considering two different designs.
Design I: 5 of the restaurants will use the message
and the other 5 will not.
Design II: Each restaurant will alternate between
playing or not playing the message as customers
arrive at the drive-thru order station.
a) Describe a method of assigning the restaurants to
the groups for Design I using this list of random
digits: 08530 08629 32279 29478 50228
b) Which do you think is the better design? Explain why.
c) For the design you chose in part b, describe the data
you would collect and the method of analysis you
would use to determine whether there is evidence that
the message improves sales of the special item.
and the other 5 will not.
Design II: Each restaurant will alternate between
playing or not playing the message as customers
arrive at the drive-thru order station.
a) Describe a method of assigning the restaurants to
the groups for Design I using this list of random
digits: 08530 08629 32279 29478 50228
b) Which do you think is the better design? Explain why.
c) For the design you chose in part b, describe the data
you would collect and the method of analysis you
would use to determine whether there is evidence that
the message improves sales of the special item.
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