Asked by Geraldine Lafosse on May 10, 2024
Verified
You want to run a difference-in-difference experiment with a price increase for the bacon cheeseburger item on your menu.If you are worried about the "representativeness" with your control group,a poor comparison menu item would be
A) soft drink sales
B) the bacon burger without cheese
C) the bacon-lettuce-and-tomato sandwich
D) the regular cheeseburger
Representativeness
A cognitive heuristic where people judge the probability of an event by how much it resembles their expectations of a typical example.
Control Group
A group in an experiment or study that does not receive the treatment and is used as a benchmark to measure the effects of the treatment.
- Recognize the factors of representativeness and leakage within experimental design and their connotations.
- Grasp the significance of selecting appropriate comparison groups or items in experimental design to ensure validity.
Verified Answer
AH
Ahmed H MohammedMay 15, 2024
Final Answer :
A
Explanation :
Soft drink sales are a poor comparison for a bacon cheeseburger price increase experiment due to their different product categories. Food items, especially those closely related to the test item like other burgers, are more representative controls than beverages.
Learning Objectives
- Recognize the factors of representativeness and leakage within experimental design and their connotations.
- Grasp the significance of selecting appropriate comparison groups or items in experimental design to ensure validity.
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