The PTO is selling raffle tickets to raise money forclassroom supplies. A raffle ticket costs $3. Thereis 1 winning ticket out of the 130 tickets sold. Thewinner gets a prize worth $68. Round your answersto the nearest cent.What is the expected value (to you) of one raffleticket? $ -2.4769Calculate the expected value (to you) if youpurchase 10 raffle tickets. $ 24.7692 xWhat is the expected value (to the PTO) of oneraffle ticket? $ 2.4769If the PTO sells all 130 raffle tickets, how muchmoney can they expect to raise for the classroomsupplies? $Question Help: DVideo

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A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Joan and Cindy are on the same bowling league. The probability that Joan scores more than 150 is 0.4 and the probability that Cindy scores more than 150 is 0.6. a. Find the probability that both score more than 150 in the same game. b. What did you assume to solve part (a)?
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Decide which of these numbers could not possibly be probabilities. Explain your answers. a. 00.47 b. −0.047 c. 3.5 d. 1/3.5
The student council is hosting a drawing to raise money for scholarships. They are selling tickets for $9 each and will sell 600 tickets. There is one $1,000 grand prize, three $400 second prizes, and seventeen $30 third prizes. You just bought a ticket. Find the expected value for your profit. Round to the nearest cent.
The student council is hosting a drawing to raise money for scholarships. They are selling tickets for $8 each and will sell 500 tickets. There is one $3,000 grand prize, three $300 second prizes, and sixteen $40 third prizes. You just bought a ticket. Find the expected value for your profit. Round to the nearest cent. $4
The student council is hosting a drawing to raise money for scholarships. They are selling tickets for $9 each and will sell 600 tickets. There is one $1,000 grand prize, three $400 second prizes, and eleven $40 third prizes. You just bought a ticket. Find the expected value for your profit. Round to the nearest cent.
The student council is hosting a drawing to raise money for scholarships. They are selling tickets for $10 each and will sell 500 tickets. There is one $2,000 grand prize, three $400 second prizes, and fifteen $30 third prizes. You just bought a ticket. Find the expected value for your profit. Round to the nearest cent.
The student council is hosting a drawing to raise money for scholarships. They are selling tickets for $10 each and will sell 700 tickets. There is one $3,000 grand prize, three $300 second prizes, and twelve $10 third prizes. You just bought a ticket. Find the expected value for your profit. Round to the nearest cent.

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