1. Expected Value Omar's Fruit Shop sells only apples and bananas. Each week, Omar puts either apples or bananas on sale. He is trying to figure out which fruit he should put on sale this week. Omar gets all of his business from people who walk by his fruit shop and stop in. He performs some market research and asks 800 different people if they would purchase apples, bananas, or no fruit if they walked by and apples were on sale. He does the same for bananas being on sale. This week a total of 400 people will walk by Omar's Fruit Shop. The following table shows the profit for each type of fruit depending on which fruit Omar puts on sale:                              Apples on sale   Bananas on sale Profit from apples        $0.25                 $0.40 Profit from bananas     $0.45                 $0.30 The following table shows the results from his market research. Customer choice     Apples on sale   Bananas on sale Apples                         604                     92 Bananas                        90                   620 No fruit                       106                     88 Total                           800                   800 What is Omar's expected profit if he puts apples on sale? What is Omar's expected profit if he puts bananas on sale? To maximize his expected profit, Omar should put apples or bananas on sale.

Principles of Microeconomics
7th Edition
ISBN:9781305156050
Author:N. Gregory Mankiw
Publisher:N. Gregory Mankiw
Chapter1: Ten Principles Of Economics
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1. Expected Value

Omar's Fruit Shop sells only apples and bananas. Each week, Omar puts either apples or bananas on sale. He is trying to figure out which fruit he should put on sale this week.
Omar gets all of his business from people who walk by his fruit shop and stop in. He performs some market research and asks 800 different people if they would purchase apples, bananas, or no fruit if they walked by and apples were on sale. He does the same for bananas being on sale.
This week a total of 400 people will walk by Omar's Fruit Shop.
The following table shows the profit for each type of fruit depending on which fruit Omar puts on sale:
                             Apples on sale   Bananas on sale
Profit from apples        $0.25                 $0.40
Profit from bananas     $0.45                 $0.30
The following table shows the results from his market research.
Customer choice     Apples on sale   Bananas on sale
Apples                         604                     92
Bananas                        90                   620
No fruit                       106                     88
Total                           800                   800
What is Omar's expected profit if he puts apples on sale?
What is Omar's expected profit if he puts bananas on sale?
To maximize his expected profit, Omar should put apples or bananas on sale.
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