Which method was used to assign the probabilities? In Grocerytown there are seven supermarkets. Past research has shown that out of 100 typical customers shopping in person at noon on Monday: 5 are shopping at store 1 O 20 at store 2 ○ 5 at store 3 ○ 25 at store 4 15 at store 5 10 at store 6 О 20 at store 7 • Stores 1, 4 and 6 are Safeway stores. ● Stores 2, 3, 5 and 7 are Whole Foods stores. • Stores 2, 4 and 7 are located downtown. • • • • Assume that one customer is chosen at random and that a customer only shops at one store. (We are talking about physical shopping at the store at a particular point in time, so a customer can only shop at one store. Outcome E; refers to the random customer shopping at store i. Event S means that the customer shops at a Safeway store. Event W means that the customer shops at a Whole Foods store. • Event D means that the customer shops at a store located downtown.
Which method was used to assign the probabilities? In Grocerytown there are seven supermarkets. Past research has shown that out of 100 typical customers shopping in person at noon on Monday: 5 are shopping at store 1 O 20 at store 2 ○ 5 at store 3 ○ 25 at store 4 15 at store 5 10 at store 6 О 20 at store 7 • Stores 1, 4 and 6 are Safeway stores. ● Stores 2, 3, 5 and 7 are Whole Foods stores. • Stores 2, 4 and 7 are located downtown. • • • • Assume that one customer is chosen at random and that a customer only shops at one store. (We are talking about physical shopping at the store at a particular point in time, so a customer can only shop at one store. Outcome E; refers to the random customer shopping at store i. Event S means that the customer shops at a Safeway store. Event W means that the customer shops at a Whole Foods store. • Event D means that the customer shops at a store located downtown.
Chapter7: Uncertainty
Section: Chapter Questions
Problem 7.7P
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Transcribed Image Text:Which method was used to assign the probabilities?
Transcribed Image Text:In Grocerytown there are seven supermarkets.
Past research has shown that out of 100 typical customers shopping in person at noon on
Monday:
5 are shopping at store 1
O
20 at store 2
○
5 at store 3
○
25 at store 4
15 at store 5
10 at store 6
О
20 at store 7
•
Stores 1, 4 and 6 are Safeway stores.
●
Stores 2, 3, 5 and 7 are Whole Foods stores.
•
Stores 2, 4 and 7 are located downtown.
•
•
•
•
Assume that one customer is chosen at random and that a customer only shops at one
store. (We are talking about physical shopping at the store at a particular point in time, so
a customer can only shop at one store.
Outcome E; refers to the random customer shopping at store i.
Event S means that the customer shops at a Safeway store.
Event W means that the customer shops at a Whole Foods store.
• Event D means that the customer shops at a store located downtown.
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