I think my brain is officially fried lol. Any help is greatly appreciated. A game at a fund-raiser carnival involves throwing a dart at a wall of balloons. If the balloon that...

I think my brain is officially fried lol. Any help is greatly appreciated. A game at a fund-raiser carnival involves throwing a dart at a wall of balloons. If the balloon that...

stocks expected increase or decrease

2 envelopes have $50 in them, 4 envelopes have $10 and 4 envelopes have $1. What is the expected value

Suppose that you invest $250 every month in an account that has 3.6% APR. The account is compounded every month. How much money will you have after 1 year?

There are n kids in ProbabilityVille and each of them has a toy. One day, they decided to randomly reassign the toys in such a way that each of the n! possible assignments of toys to kids is equally...

A contest at a fast-food restaurant offered the following cash prizes and probabilities of winning on one visit when a customer buys an order of French fries for $ 1.63 Find the expected winnings...

sample space of outcomes would be -(2,4,6) , (2,2,2,6) ,(4,6) etc . but as described in video sample space would be- (2,4,5),(4,1),(2,2,2,4,3) etc explain me the reason behind the answer? thank...

Hello! I am doing a task in mathematics, about statistics and probability. This task i am struggelig with asks following: In a business there is 26...

A gamble draws a card from an ordinary deck of cards. If it is a black card, she wins $2. If it is a red card between or including 3 and 7, she wins $10. If it is a red face card, she wins $25, and...

Find the expected value of buying a scratch-off lottery ticket.

a new lottery is made up of selecting four balls numbered 1-30 and a kicker ball numbered 1-10. assuming there's only one way to win, what is the probability of winning the lottery

Imagine you are doing research for a term paper in your English class and you have chosen the topic to be “The Benefits and Costs of My State's Lottery”. You find the following information for your...

Draw 5 cards at random from the deck. For sums < 8 you win double that sum in dollars. For 8 ≤ sum ≤ 20 you lose half your sum in dollars. If sum > 20, you lose total sum in dollars. Find the...

A coin is tossed until we get the pattern HTH. Assume that H appears with probability p. What is the expected number of flips required? [Hint: Condition on the number of flips required to...

A gambler draws a card from an ordinary deck of cards. If it is a black card, she wins $2. If it is a red card between or including 3 and 7, she wins $10. If it is a red face card, she wins $25, and...

5. In the past few years, attention has been focused on hybrid learning versus traditional learning. Administrators in a large urban district take a random sample of 50 ninth graders and compare the...

The probability that your device needs repairs 18% and the average cost of repairs for this device is $145 (parts and labor). What is the expected value for this contract? Show all math for this....

payment of $2000 with probability of 10% payment of $5000 with probability of 4% payment of $10,000 with probability of 2% ?

Expected Value

A raffle offers a first prize of $1000, 2 second prizes of $300, and 20 third prizes of $10 each. If 20000 tickets are sold at 75 cents each, find the expected winnings for a person buying 1 ticket...