Twelve impact wrenches are to be divided evenly among three assembly lines, four of the wrenches are used, the rest wrenches are new. What is the probability that line A (a particular line) gets two used wrenches?

Q: John, Pedro and Rosita each roll one fair die. How do we calculate the probability that the score of…

A: Probability: Probability is the ratio of favourable outcomes to all other potential outcomes of an…

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: If the probability of having a female tortoise is 0.35, what is the probability of having four…

A: Given that,  The probability of having a female tortoise is, p = 0.35 The no.of eggs in a nest is, n…

Q: I An animal shelter has a 60% adoption rate for puppies. Of the puppies that are adopted 85% live to…

A: Let A= adoption rate for puppies L= The puppies  live to be 7 years or older P(A)=0.60 PL|A=0.85

Q: 4. If the king's 50 knights are all randomly assigned a sword, and the 50 swords in the king's…

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Q: 6). The staff at a small company includes: engineers, and 2 executives. If a person is will be a…

A:

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

A:

Q: The 28 students in the data management mathematics class must submit a project. The teacher chooses…

A: From the provided information, Number of students = 28 From which teacher chooses 7 students. It 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: An executive committee consists of 10 members: 6 men and 4 women. 3 members are selected at random…

A: GivenNo.of men = 6No.of women=4Total no.of members = 10

Q: 22. A baseball team consists of 14 American-born players and 11 foreign-born players. Nine players…

A: Solution: 22. From the given information, a baseball team consists of 14 American-born players and…

Q: 1. What is the probability of meeting a student who is full-time or a finance major? 2. Is this an…

A: The Business club at a local club is composed of 20 part-time accounting majors, 15 part-time…

Q: 9. From the table shows 500 TV sets classified by screen size and whether each set is SMART TV or…

A:

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. On average, 4 emails are received per hour. What is the probability of receiving at least 6…

A: It is given that one average 4 emails are received per hour.

Q: 8) According to the American Academy of Ophthalmology, there is a 27% chance that someone will have…

A: Given that  n=7 , p=27%=0.27 , q=0.73 X~Binomial(n=7,p=0.27) X=Number of people have blue eyes…