Because of a mistake in​ packaging, a case of 1616 bottles of wine contained 77 of brand A and 99 of brand​ B, each without labels. All the bottles look alike and have an equal probability of being chosen. ThreeThree bottles are randomly selected. ​(a) What is the probability that all threethree are brand​ A? ​(b) What is the probability that exactly oneone isis brand​ A? ​(c) What is the probability that none is brand​ A?

Q: In a large population, 50 % of the people have been vaccinated. If 3 people are randomly selected,…

A: Givenp=50%=0.50n=3x=noof people get vaccinatedx~Binomial(n=2,p=0.50)P(X=x)=Cxn px (1-p)n-x    ;…

Q: golf ball is selected at random from a golf bag. If the golf bag contains 8 black ​balls, 11 yellow…

A:

Q: In a horse​ race, a particular bet is won if you selected the three  horses that finish first,…

A: Solution: Given information: n= 15 total horses  3 horses are selected for a race.  Horses that…

Q: One jar holds 20 green marbles and 4 white marbles. A second jar holds 60 black marbles and 20 white…

A:

Q: In a large population, 59 % of the people have been vaccinated. If 3 people are randomly selected,…

A: Binomial distribution:It is a discrete probability distribution that has exactly two outcomes for…

Q: A very large pool consists of 28% Democrats, 32% Republicans, and the rest independents. What is the…

A: Given data: The given percentage of democrats is D=28%. The given percentage of republicans is…

Q: A hat contains 25 Red slips of paper and 29 Yellow slips of paper (and nothing else). Two slips are…

A: According to the provided information,  Red slips of paper = 25 Yellow slips of paper = 29 Total…

Q: If eggs are laid and there is a 70% chance of them hatching   If there are 8 eggs, what is the…

A: It is an important part of statistics. It is widely used.

Q: Suppose a jar contains 6 blue, 3 green, and 2 red marbles. What is the probability of randomly…

A: Given A jar contains 6 blue, 3 green and 2 red marbles.

Q: In a city, 40% of the population is poor, 25% people are rich, and 35% are middle class.find the…

A: Given Information: 40% of the population is poor  25% people are rich 35% are middle class.

Q: In a company of 400 employees,250 use a computer and 100 use a telephone as part of their work. The…

A:

Q: A softball pitcher has a 0.482 probability of throwing a strike for each pitch.  If the softball…

A: It is given that the probability of throwing a strike for each pitch is 0.482. Assuming that…

Q: Out of 17 applicants 8 boys and 9 girls. Two persons are to be selected for the job. Find the…

A:

Q: This problem involves inspection at a widget factory. Assume that a box contains 4 defective widgets…

A: The box has 4 defective widgets and 8 acceptable widgets. So total (4+8)=12 widgets Probability of a…

Q: Of the cartons produced by a​ company, ​4% have a​ puncture, 3​% have a smashed​ corner, and 0.7​%…

A: Probability quantifies the chances of the happening of an event. The probability values always lie…

Q: According to a report from a particular university, 46% of female undergraduates take on debt. Find…

A: From the given information, n = 7, x = 0 and p is 0.46.

Q: In a large population, 70 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Solution: Let X be the number of people has been vaccinated and n be the sample number of people…

Q: In a given year 2,103,001 males and 2,325,160 females were born in a certain county. If a child is…

A: Number of males = 2103001 Number of females = 2325160 Total number of child = 2103001 + 2325160 =…

Q: a) Are the body mass leanness and heat-loss ratecorrelated? Explain your reasoning.   b) Calculate…

A: Given  X¯=3.96667, Y¯=0.04833 ∑Xi-X¯2=41.14667              ∑Yi-Y¯2=0.01696…

Q: A bag contains four red marbles and ten white marbles. If a sample of three marbles contains at…

A: Given,A bag contains 4 red marbles and 10 white marbles.If a sample of three marbles contains at…