A state lottery sells instant-lottery scratch tickets. 11% of the tickets have prizes. Neil goes to the store and buys 10 tickets. What is the probability that exactly two of the tickets will have prizes? Use a TI-83, TI-83 plus, or TI-84 calculator to find the probability. Round your answer to three decimal places.
A state lottery sells instant-lottery scratch tickets. 11% of the tickets have prizes. Neil goes to...
A school fundraiser sells scratch off tickets with the following prizes: one prize of $1000, ten prizes of $50, twenty prizes of $25, and five hundred prizes of $1. There are 5000 tickets printed to be sold for $1 each. 1. Fill in the probability distribution table below. Outcome __________ __________ __________ __________ __________ Probability __________ __________ __________ __________ __________ 2. Find the expected value. (The average winning amount.) 3. Find the standard deviation of the winning amount. 4. What...
A lottery offers one S1000 prize, one S500 prize, two $300 prizes, and five $100 prizes. One thousand tickets are sold at S6 each. Find the expectation if a person buys three tickets. Assume that the player's ticket is replaced after each draw and that the same ticket can win more than one prize. Round to two decimal places for currency problems The expectation if a person buys three tickets is S
One state lottery has 1,100 prizes of $1; 120 prizes of $10; 30 prizes of $50; 5 prizes of $285; 2 prizes of $1,180; and 1 prize of $2,400. Assume that 34,000 lottery tickets are issued and sold for $1. Round to 4 decimal places for the answers What is the lottery's expected profit per ticket? What is the lottery's standard deviation of profit per ticket?
Terry purchases 20 scratch off lottery tickets. Each ticket has a 9 % chance of winning. What is the probability that she has her first successful ticket on the 5 t h try? (Round to 4 decimal places) Geometric Probability
An instant lottery ticket costs $2. Out of a total of $10,000 tickets printed for this lottery, 500 tickets contain a prize of $5 each, 125 tickets have a prize of $10 each, 6 tickets have a prize of $1000 each, and 1 ticket has a prize of $5000. Let X be the random variable that denotes the net amount a player wins by playing this lottery. Write the probability distribution of x. Enter the exact answers. Enter your answers...
Terry purchases 23 scratch off lottery tickets. Each ticket has a 6%6% chance of winning. What is the probability that she has her first successful ticket on the 6th try? (Round to 4 decimal places)
A lottery has a grand prize of $140,000, five runner-up prizes of $17,500 each, nine third-place prizes of $3500 each, and twenty-three consolation prizes of $280 each. If 420,000 tickets are sold for $1 each and the probability of any one ticket winning is the same as that of any other ticket winning, find the expected return on a $1 ticket. (Round your answer to two decimal places.)
A lottery has a grand prize of $180,000, two runner-up prizes of $22,500 each, eleven third-place prizes of $3600 each, and fourteen consolation prizes of $450 each. If 720,000 tickets are sold for $1 each and the probability of any one ticket winning is the same as that of any other ticket winning, find the expected return on a $1 ticket. (Round your answer to two decimal places.)
A radio station runs a promotion at an auto show with a money box with 15 $25 tickets, 11 $5 tickets, and 12 31 tickets. The box contains an additional 20 "dummy" tickets with no value. Three tickets are randomly drawn. Find the probability that all three tickets have no value. 3. The probability that all three tickets drawn have no money value is Round to four decimal places as needed.) 4. If you are dealt 3 cards from a...
Question 6 of 29 (1 point) 5.2 Section Exercise A lottery offers one $900 prize, one $500 prize, three $300 prizes, and five $100 prizes. One thousand tickets are sold at $7 each. Find the expectation if a person buys three tickets. Assume that the player's ticket is replaced after each draw and that the same ticket can win more than one prize. Round to two decimal places for currency problems. The expectation if a person buys three tickets is