The Expected winnings for her is 4.375
8. (Ross, 7.1) A players throws a fair die and simultaneously flips heads, then she wins twice, and if tails, then she...
1. Jane is on a game show called Walk, Roll or Flip. She has the choice between taking a certain S50 (Walk) or taking one of the following two gambles: (i) she rolls a six sided dice twice and receives $300 if the same number faces up each time, $900 if the sum of the two numbers facing up is 3, S450 if the sum of the two numbers is 8, and $0 otherwise. (ii) she flips a fair coin...
3) James made a game that costs $5 to play and stafames noticed the letter die. If HEADS you try to get a 1,3, or common. If tails you try to get a 2 ora because they start with the letter T. His logic is ads and 1,3, or 5 you win $10; heads and the others outcomes is tals with 2 or 3 wins $20 and tails with the other outcomes e dollar amount because he doesn't know money...
A manager of a store wants to give away some money to her well-earned employees. So, she sets up 20 vases with 1(worthless) lead coin and 1 gold coin in each. Then, she lets an employee roll a single 20-sided die to determine how many vases the employee can sample from. If the employee rolls a k on the die, they can draw 1 coin from k-many vases. (For example, if the employee rolls a 5, they walk away with...
i need a help pleassssse? 5. What is the probability that the sum of the numbers on two dice is even when they are rolled? 6. What is the probability that a card selected at random from a standard deck of 52 cards is an ace or a heart? What is the probability that a positive integer not exceed- 100 selected at random is divisible by 5 or 7? nd the probability of winning a lottery by selecting the t...
1. Suppose that random variables X and Y are independent and have the following properties: E(X) = 5, Var(X) = 2, E(Y ) = −2, E(Y 2) = 7. Compute the following. (a) E(X + Y ). (b) Var(2X − 3Y ) (c) E(X2 + 5) (d) The standard deviation of Y . 2. Consider the following data set: �x = {90, 88, 93, 87, 85, 95, 92} (a) Compute x¯. (b) Compute the standard deviation of this set. 3....
Item 1 In the case below, the original source material is given along with a sample of student work. Determine the type of plagiarism by clicking the appropriate radio button. Original Source Material Student Version Suppose you study a group of successful companies and you find that they emphasize customer focus, or quality improvement, or empowerment; how do you know that you haven't merely discovered the management practice equivalent of having buildings? How do you know that you've discovered something...