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The probability of winning the $100 fırst prize is 1/40, and the probability of winning the $25 second prize is 1/20. What is the mean winnings for one play, taking into account the $5 cost of the ticket? Hint: First find the probability model of a player's net gain, taking into account the $5 cost of the ticket. O $3.375 O -$0.875 O $3.75 O -$1.25

The probability of winning the $100 fırst prize is 1/40, and the probability of winning the $25 second prize is 1/20. What is the mean winnings for one play, taking into account the $5 cost of the ticket? Hint: First find the probability model of a player's net gain, taking into account the $5 cost of the ticket. O $3.375 O -$0.875 O $3.75 O -$1.25

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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8. A raffle ticket costs $5. First- and second-prize winners will be drawn at random. The probability of winning the $100 fırst prize is 1/40, and the probability of winning the $25 second prize is 1/20. What is the mean winnings for one play, taking into account the $5 cost of the ticket? Hint: First find the probability model of a player's net gain, taking into account the $5 cost of the ticket. $3.375 O -$0.875 O $3.75 O $1.25
Transcribed Image Text:8. A raffle ticket costs $5. First- and second-prize winners will be drawn at random. The probability of winning the $100 fırst prize is 1/40, and the probability of winning the $25 second prize is 1/20. What is the mean winnings for one play, taking into account the $5 cost of the ticket? Hint: First find the probability model of a player's net gain, taking into account the $5 cost of the ticket. $3.375 O -$0.875 O $3.75 O $1.25
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