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Answer to Question #242165 in Statistics and Probability for ella
Question #242165
The random variable represents the amount gain by a person who buys a 20peso ticket from a total of 1000 tickets for a raffle whose winner will obtain ₱5,000.
Expert's answer
"P(X=-20)=0.999."
"P(X=4980)=0.001."
"E(X)=-20*0.999+5000*0.001=-14.98."
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