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

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

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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: A recent study indicated that 67% of U.S. adults consider air conditioning a necessity. If a random…

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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: In​ basketball, "one-and-one" free throw shooting​ (commonly called foul​ shooting) is done as​…

A: Introduction: It is understood that the player scores 1 point for making each free throw. As the…

Q: Joyce removes the pennies from her purse. Now her bag contains 12 nickels, 26 dimes, and 14…

A: We will use conditional probability  and multiplication theorem  If two events A and B associated…

Q: Hudson has two pairs of black shoes and three pairs of brown shoes. He also has three pairs of red…

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

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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: 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…

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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…

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

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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: 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…

Q: Two classes of elementary school students were asked what activity they want to do during recess.…

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