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    Exam 20: Uncertainty and Information
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    Christy Is a Telemarketer
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Christy Is a Telemarketer

Question 140

Question 140

Multiple Choice

Christy is a telemarketer. She estimates that this summer, she has a 0.2 probability of earning $10,000, a 0.5 probability of earning $5,000, and a 0.3 probability of earning only $1,000. What is Christy's expected income?


A) $7,256
B) $5,333
C) $4,800
D) $4,000

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