Flip a coin three times. X random variable is defined as the number of head. Find the expected value of

Q: A calculus instructor uses computer aided instruction and allows students to take the midterm exam…

A: see below the answer and explanation

Q: find the expected value of each probability distribution. show a clear a solution, pls. thank you

A:

Q: Find the expected value for a fair coin toss if the head is denoted by 4 and the tail is denoted by…

A: Let X denote the value for a fair coin toss. Since the coin is fair, then P(H) = P(T) = 0.5

Q: A shipment of 7 electronic Components is sampled by an inspector. It contains 4 good components and…

A: We have to find expected value of the no of good components...

Q: Provide an appropriate response with details. A 28 year old man pays $206 for a one year life…

A: From the given information, the probability of he will live through the year is 0.9992. And a 28…

Q: A biased four-sided die is rolled. The following table gives the probability of ea Score 1 3 4…

A: To find: a) the value of k b) the expected value of the score c) how many rolls would expect to…

Q: The percentage of vehicles on a freeway that violate the speed limit is π = 0.88 You randomly clock…

A: Given, π = 0.88n = 80   E (X) = n × π = 80 × 0.88 = 70.4

Q: A player tosses two coins into the air. He wins $2 for the number of tails he will get. However, he…

A: Given data a player tosses 2 coins into the air and he wins $2 for no of tails he will get but lose…

Q: A lottery ticket has a grand prize of 41.7 million. The probability of winning the grand prize is…

A: Expected value of ticket is 0.000000023*41700000 = 0.9591= 0.96 (approximate)

Q: A car salesman is told that he must make five sales each day. The salesman believes that if he…

A: We have to find given number of visit required.

Q: quiz has 10 multiple choice questions. Each question has 5  possible answers, one of which is…

A:

Q: 600 raffle tickets were sold. There will be one first price of $500 and three second prices of $200.…

A: 600 raffle tickets were sold. There will be one first price of $500 and three second prices of $200.…

Q: In a game of one-spot Keno, a card is purchased for $2.00. It allows a player to choose one number…

A: Given: Cost of a card = $ 2 It allows a player to choose one number from 1 to 80. The dealer then…

Q: Find the expected value of the number of female players in the IUPL cricket team

A: It is given that Number of females,M = 19 Total N = 19+22 = 41 Sample size n = 11

Q: A lottery ticket has a grand prize of 41.1 million. The probability of winning the grand prize is…

A: Given,A lottery ticket has a grand prize of 41.1 millionThe probability of winning the grand prize…

Q: At a college, professors are randomly assigned to to teach courses. There are 4 different professors…

A: Random variable represents the outcomes of a random experiment. For example, random experiment of…

Q: Ấn five tosses of a coin, find the probability of getting exactly x heads and hence find the…

A: Let X be the number of head  5 coin tossed  n=5  Le t x be the number of getting head  Let p be the…

Q: Construct a probability distribution table if we let X the random variable be the number of boys in…

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Q: A raffle offers a first prize of $1000, 2 second prizes of $300, and 20 third prizes of $10 each. If…

A: Given that first prize of $1000, 2 second prize of $300 and 20 third prizes of $10 each. There are…

Q: A lottery ticket has a grand prize of $45.9 million. The probability of winning the grand prize is…

A:

Q: Kaitlin has a bag with 8 balls numbered 1 through 8. She is playing a game of chance. This game is…

A:

Q: MD has a new type of scratch-off ticket for $400 to win one of: 9 prizes of $800 3 runner-up prizes…

A: Given: ticket prize = $400total ticket = 9000 tickets9 prizes of $8003 runner-up prizes of $90001…

Q: A card is drawn from a standard 52 card deck. Calculate the expected value for the game. A player…

A: Given that if a heart is drawn the player wins $19 otherwise he wins nothing.  In a deck of cards,…

Q: 13. A person pays $25 to randomly select one of 5 envelopes containing a different check amount.…

A: As per Bartleby guidelines I can't answer more than one question per post.   Given: A person pays…

Q: During the NCAA basketball tournament season, affectionately called March Madness, part of one…

A: Given that n =2 , p=0.526

Q: A card is drawn from a standard 52-card deck. Calculate the expected value for the game. A player…

A: Given: Player has to pay non refundable 12 dollars to play a game. Game includes drawing a card from…

Q: Erin is a basketball player who makes 70% of her 2-point shots and 20 percent of her 3-point shots.…

A: Given: for 2 point shotp=0.70

Q: In tossing 3 fair​ coins, what is the expected number of​ heads Let the random variable X…

A: From the provided information, Probability of occurring head (p) = 0.5 Number of trails (n) = 3

Q: Bill and Suzie are playing a game with two dice. If the sum is less than 5 or a 9 Bill gets 5…

A: Given information: If the sum is less than 5 or a 9 Bill gets 5 points. Otherwise, Suzie gets 3…

Q: One thousand tickets are sold at $1 each for four prizes of $100, $50, $25, and $10. After each…

A: Given data: The total numbers of tickets are n=1000. The number of tickets purchased is a=2. The…

Q: a lottery tcket has a grand prize of 45.2 million. the probability the grand prize is .000000044.…

A: Given, n = 45.2 million = 45200000 p=0.000000044

Q: A card is drawn from a standard​ 52-card deck. If the card is a​ king, you win ​$10​; ​otherwise,…

A:

Q: find the expected value of the probability experiment with outcomes X1, X2,... x1=2, x2=6, x3=4,…

A: We have to use the expectation formula

Q: The expected value for the sum of draws is...

A: One hundred draws are going to be made with replacement from the box containing tickets -1, 0, 1, 1.…

Q: A card is drawn from a standard​ 52-card deck. If the card is a​ king, you win ​$40​; ​otherwise,…

A: Let X be the random variable for the amount won on a single play of this game. Number king in a…

Q: What is the expected value of a ticket?

A: here given, Supposed that 2000 tickets are sold for a raffle that has the following prizes: one $200…

Q: What is the expected value of buying one card?

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Q: A. Determine the mean or expected value of each Random Variable. Write your answer in your answer…

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Q: A jar contains 8 pennies, 4 nickels and 3 dimes. A child selects 2 coins at random without…

A: General Information 1 pennies = 1 cent 1 nickel = 5 cent 1 dime = 10 cent Given 8 pennies = 8 x 1 =…

Q: In a high school, the probability that a student owns a bicycle is 0-45 A random sample of 10…

A: Note: Hi! Thank you for the question. As you have posted multiple questions, according to our…

Q: A) Complete the Table x P(X = x) x · P(X = x) 0 0.3   1 0.4   2     3 0.2     B) Find the…

A: Given, X 0 1 2 3 P(X=x) 0.3 0.4   0.2

Q: A radio station is having a contest. There is a vacation package worth $15,000. Three prizes are…

A: Vacation package worth $15,000 Coffee shop worth $1000 Tutoring math course worth $500 No of people…

Q: a). A 22-year-old male pays $275 for a 1-year $150,000 life insurance policy. What is the expected…

A: Expected value which is also known as the expectation, average value or the mean value is a long run…

Q: Compute the expected value of the activities for the school carnival. Does the school make or lose…

A:

Q: A jar contains 7 pennies, 7 nickels and 2 dimes. A child selects 2 coins at random without…

A: Jar contains : 7 pennies, 7 nickels and 2 dimes Child selects 2 coins at random We have to answer…

Q: Stereo speakers are manufactured with a 0.20 probability of being defective. Ten speakers are…

A: We have given that  Stereo speakers are manufactured with a 0.20 probability of being defective. Ten…

Q: A gambler who keeps placing $1 bets on roulette will, after a very large number of bets, find that…

A: Introduction - Expected value - The expected value (EV) is an anticipated value for an investment at…

Q: Suppose a life insurance company sells a ​$220,000 ​one-year term life insurance policy to a…

A: Given Information: A life insurance company sells a ​$220,000 ​one-year term life insurance policy…