Which probability is represented by label 4 in the tree diagram?

Q: A school awards trophies to all those students who score above 80% in their end of year exams. There…

A: Let X be the number of trophies awarded. Then, use binomial probability distribution…

Q: Approximately 25% of all pipework problems in chemical plants are caused by operator error. Randomly…

A: Binomial distribution is a discrete distribution that basically deals with the probabilities of…

Q: Among registered voters nationally, 40% identify as Independent. 30% identify as Democrat, and 30%…

A: Given that P(Independent)=0.40 P(Democrat)=0.30 P(Republican) =0.30 P(Biden won| Independent) =0.65…

Q: A bicycle factory runs two assembly lines, A and B. 97% of line A's products pass inspection and 95%…

A:

Q: In a recent year, 8,162,826 male students and ,631,363 female students were enrolled as…

A: Given : male students = 8162826 female students = 631363 we have to find probability of selecting a…

Q: A Fast Food restaurant gives a discount to anyone who finishes their food in under 5 minutes. 46% of…

A: Given: Customer choose to eat burger = 46% 18% of burger eating customers achieved the discount…

Q: Super Bowl XLVI was played between the New York Giants and the New England Patriots in Indianapolis.…

A:

Q: Of the employees at a store, 15% are nightshift workers, 50% are cashiers, and the rest are…

A:

Q: A hair stylist knows that 87% of her customers get a haircut and 40% get their hair colored on a…

A: GivenLet "H" be the customers get haircutP(H)=0.87Let "C" be the customers get their hair…

Q: The Battery company manufactures electric batteries. The probability that the finished battery is…

A: Given data, probability that the finished battery is defective is 0.05 probability that the packer…

Q: The first factory produces 20% details, the second 60%, third factory 20% of details. The first…

A:

Q: a recent year, 8,466,285 male students and 1,854,582 female students were enrolled as…

A: Probability = favorable outcomes /total outcomes For (or) we will add probability

Q: A consumer at a medical supply store is trying to decide what types of protective masks to purchase.…

A: Given that There are 4 manufacturers for N95 respirator masks, 8 manufacturers for surgical masks…

Q: Work this problem involving rental cars with navigation systems. Assume that the car lot contains…

A:

Q: Jimmy has a drawer with eight pairs of socks, of which four pairs are yellow (Y) and four pairs are…

A: Given: Total number of pairs  = 8 = (16 socks) Number of Yellow pairs = 4 = (8 socks) Number of Red…

Q: Of all those people who enter Uncle`s Stereo, a discount electronics store in New York City, 30%…

A: There is 30% purchase a digital camera. That is, Pdigital camera=0.30, 6% buy a home theater…

Q: The nursing department of a college surveyed two hundred graduates from their programs about their…

A: Given Data: P( bachelor's degree)=0.45 P( working in nursing)=0.85 P( in nursing and bachelors)=0.4

Q: The first factory produces 20% details, the second 50%, third factory 30% of details. The first…

A:

Q: A dealership sent out fliers to prospective customers, indicating that they had already won one of…

A: Given the three prices are either a new car valued at $15,800, a $500 gas card, or a $5 gift card.…

Q: As a promotional offer, a newly opened movie theatre is awarding 18% of their new patrons with a…

A: Out of all the patrons, only 18% are complimentary dinner and 82% are given free drink Out of all…

Q: In manufacturing company, there are three different manufacturing operation: Machining, Polishing,…

A: GivenNo.of machine tools for machining=8No.of polishing tools =10No.of painting tools=12Total no.of…

Q: In a recent year, 8,769,352 male students and 1,510,977 female students were enrolled as…

A: Given ,  Male student = 8769352 Female students = 1510977 Total student = 8769352+1510977 = 10280329…

Q: At an animal shelter, 60% of all animals are dogs and the remainder are cats. 30% of the dogs are…

A: Given ,  P( Dogs ) = 0.6 P( Cats ) = 1 - 0.6 = 0.4  P( female | Dogs ) =  0.3 P( female | Cats ) =…

Q: Edward is registering for a typing class.  Below is a table of teachers and the periods they teach…

A:

Q: A bicycle factory runs two assembly lines, A and B. 96% of line A's products pass inspection and 95%…

A: Let's denote the event that a bike comes off assembly line A as "A" the event that a bike comes off…

Q: A local business makes bars of soap. They donated 30 bars of soap to a local shelter. 10 of the bars…

A: Given that there are 30 bars of soap to a local shelter. Here, 10 bars of soap were lavender and the…

Q: Criminal Justice: Parole USA Today reports that about 25% of all prison parolees become repeat…

A:

Q: A moving company as a truck filled for deliveries to three different sites. If the order of the…

A: The main agenda is to find the probability that it is the shortest route?

Q: Three airlines serve a small airport. Airline A has 55% of all scheduled flights, airline B has 33%…

A:

Q: At a local coffee shop, the manager has determined that 56% of drink orders are for specialty…

A: Solution

Q: A kid has three remote controlled toy race cars and he plays with them 25%, 35% and 40% of the time…

A: According to given data: He plays with first car with 25% of time. He plays with second car with 35%…

Q: If during a race the remote malfunctioned, what is the probability that he was playing with his…

A: let the three remotes be 1,2 and 3 the kid plays each remote car with the given probability:…

Q: A bag contains 14 red and six blue marbles. You are asked to select two marbles from the bag. The…

A:

Q: An article in the Washington Post on March 16, 1993 stated that nearly 45 percent of all Americans…

A: Given, The sample proportion is, The null and alternative hypothesis is:

Q: In a city 30% of the houses and 60% of the condominiums use natural gas for heating. 65% of the…

A:

Q: In a recent year, 8,656,380 male students and 1,795,070  female students were enrolled as…

A: From the information given, about 66.3% of the females were receiving the aid. That is, Pfemales…

Q: Questio11 In a recent year, 8,346,366 male students and 1,388,311 female students were enrolled as…

A:

Q: In the State of Wisconsin, 20% of residents purchase fishing licenses. For the residents who do…

A: Decision tree is used to make decisions. It involves all the chance of happening in a situation in a…