26. During war 1 ship out of 9 was sunk on an average, in making a certain voyage. What is the probability that exäcily 3 out of a convey of 6 ships would arrive safely.

Q: 4) If a baseball player has a batting average of 0.5, what is the probability that the player will…

A: Given data: Batting average=0.5

Q: 16. To get to work, a commuter must cross train tracks. The time the train arrives varies slightly…

A: Let X be a random variable denoting the no of times the commuter gets stopped during 5-day work…

Q: Subjects were randomly chosen for a clinical trial consisting of 87 women and 88 men. 17 of the…

A:

Q: .The probability of getting a passing grade for an exam is 0.4. What is the probability of getting…

A: Let the event that a student gets a passing grade be defined as the success for the above…

Q: 10. On a typical day at the beach in southern California, a beachgoer will encounter 10 different…

A: Step 1:To solve this problem, we can use the Poisson distribution. The Poisson distribution is…

Q: 11. If a basketball player takes 8 independent free throws with a probability of 0.7 of getting a…

A: Given Information: Number of throws, n =8 The probability of getting the basket on each shot, p =0.7…

Q: 4. An excellent free-throw shooter attempts several free throws until she misses. Suppose her…

A: Let miss =success(p)p=0.1q=0.9

Q: 10. Data from the FBI revealed that of all the people arrested in the U.S. in 2020, 73% of them were…

A: To find: a) The probability that someone who was arrested is not a juvenile b) The probability that…

Q: A college professor hands out a list of 20 questions, 10 of which will appear o of the course. A…

A: The number of questions that will appear in the final examination is 20 Student can prepare only 15…

Q: 4. Al makes 35% of his 3-point shots (each shot independent of the others). If Al were to take 6…

A: The probability that he makes less than 5 of them is,

Q: .Suppose on a given day, there is a 43% chance Emily will forget her wallet when going to work. What…

A: Let us denote:X=the number of days when she forgets her walletp=probability of…

Q: 21. In an NBA championship series, the team that wins four games out of seven is the winner. Suppose…

A:

Q: 6. On average, 5 customers visit a store every 15 minutes. What is the probability that exactly 7…

A: It is given that on average 5 customers visit a store every 15 minutes.

Q: 6. Suppose a statistic shows that in a city an average of 3 accidents occur per month, determine the…

A: Given that  In a city the average of 3 accidents occur per month  X~Poisson(λ=3) X=Number of…

Q: 4. Suppose a clothing store owner is analyzing store traffic. They find that female customers arrive…

A: Suppose a clothing store owner is analyzing store traffic. They find that female customers arrive…

Q: 7. An assembly line has two inspectors. The probability that the first inspector will miss a…

A:

Q: 5. A bag contains 20 purple marbles, 15 red marbles, and 5 blue marbles. What is the probability of…

A: