Twelve jurors are randomly selected from a population of 5 million residents. Of these 5million​ residents, it is known that 49​% are of a minority race. Of the 12 jurors​ selected, 2 are minorities. ​(a) What proportion of the jury described is from a minority​ race?​(b) If 12 jurors are randomly selected from a population where 49% are​ minorities, what is the probability that 2 or fewer jurors will be​ minorities?​(c) What might the lawyer of a defendant from this minority race​ argue?

Q: 780% of the managers in an international company have traveled abroad, 35% of them can speak foreign…

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Q: Imagine that 60 passengers on a cruise ship might be carrying a rare virus, and government health…

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Q: In a certain country, the true probability of a baby being a boy is 0.534. Among the next seven…

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Q: 25% of the young people interviewed in a city have a relative with diabetes. If 22 of these young…

A: Given data, n=22 p=25%=0.25 P(X≥5)=?

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A: Given that a school has 12 good runners of which 5 are girls.  So (12-5)=7 are boys   We can select…

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A: Given: p(B)=0.514 The probability of being a girl is determined as p(G)=1-p(B)=1-0.514=0.486 n=8 X=…

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A: Solution: The probability of randomly selected 4 year old male stink bug will live to be 5 years old…

Q: The probability that a randomly selected 4-year-old male stink bug will live to be 5 years old is…

A: Given,p=P(4-year-old male stink bug will live 5 years old)=0.98023

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Q: In a class of 2525 students, 3553​ of the class are boys, 2552​ of the class have ​blonde hair, and…

A: It is given that 3/5 of class are boys, 2/5 of class have blonde hair, and 1/5 of the class are boys…

Q: According to a​ survey,61​%of murders committed last year were cleared by arrest or exceptional…

A: Givenp=0.61n=50x~Binomial(n=50,p=0.61)P(X=x)=(nx)×px×(1-p)n-x   ; x=0,1....,n

Q: A corporation receives 120 applications for positions from recent college graduates in business.…

A: Given: p=0.4 n=120

Q: When a graduate class was instructed to choose five of its members and interview them, all five…

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Q: At a local CVS pharmacy, 85% of the customers have a CVS card. In a random sample of 5 customers,…

A: The provided information is: Probability of a Customer would have CVS card (p)=0.85 Consider that X…

Q: Suppose that an employer plans to hire four people from a group of nine equally qualified people of…

A: Total number of candidates = 9, minority candidates = 3.

Q: twelve jurors are randomly selected from a population of 3million residents. Of these 3 million​…

A: a) It is given that, in the randomly selected sample of 12 jurors 2 are minorities.

Q: The probability that a randomly selected 3​-year-old male chipmunk will live to be 4 years old is…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: Suppose that 31% of students in a college have a smart phone. If you select three students at…

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Q: The probability that a randomly selected 4-year-old male stink bug will live to be 5 years old is…

A: Given : The probability that a randomly selected 4-year-old male stink bug will live to be 5 years…

Q: In a certain​ country, the true probability of a baby being a boy is 0.515. Among the next nine…

A: The true probability of a baby being a boy is 0.515.   Suppose, X be the number of girls born out of…

Q: Suppose that 45% of all babies born in particular hospitals are girls. If 7 babies born in the…

A: Givenn=7p=0.45x=no.of baby girls

Q: In a certain​ country, the true probability of a baby being a boy is 0.536. Among the next eight…

A: Ans: Let X be a random variable showing the number of girls among 8 newborns. The probability of a…

Q: A committee of 8 members is to be formed from a group of 8 men and 8 women. If the choice of…

A: Here , we have to form a committee of 8 members out of 16 people, including 8 men and 8 women . we…

Q: 56% of Americans are active voters. If a sample of 40 random Americans is selected, what is the…

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Q: A survey is taken among customers of a fast-food restaurant to determine preference for hamburger or…

A: Note: Hey, since there are multiple subparts posted, we will answer first three subparts. If you…

Q: Suppose a certain study reported that 27.7% of high school students smoke. Random samples are…

A: Solution:-  From the question,Let X→High school students who smoke.and given 27.7%  students smoke…

Q: A box contains 20​ chocolates, but only two of them are the dark chocolate that somebody likes. When…

A: Theoretical Probability:Probability of an event is the number of outcomes favourable to the event,…

Q: In a certain​ country, the true probability of a baby being a girl is 0.485. Among the next seven…

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Q: The probability that a randomly selected 1-year-old male feral cat will live to be 2 years old is…

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Q: box containing a dozen of capacitors contains 4 that are defective. If 3 capacitors are selected at…

A: # Given; nonof capacitors =12  nonof defective=4  to find probability of atleast one out of 3…

Q: If 3% of electric bulbs manufactured by a company are defective, find the probability that in a…

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Q: Based on a​ poll, 50% of adults believe in reincarnation. Assume that 8 adults are randomly​…

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Q: In Electrical Eng. Dept., there are 1000 students, out of which 430 girls It is known that out of…

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Q: andomly selected from a population of 4 million residents. Of these 4 million​ residents, it is…

A: a). Given: x=2n=12 The formula for proportion is,p=x/n The calculations for the proportion is as…

Q: In a certain​ country, the true probability of a baby being a girl is 0.477. Among the next seven…

A: We have to find given probability.

Q: A box contains 24 light bulbs of which four are defective. If one person selects 10 bulbs from the…

A: According to the provided information, a box contains 24 bulbs out of which four are defective. One…

Q: A class consists of 28 males and 52 females . If the professor selects names from the class list…

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Q: Suppose that 50% of American adults have attended a college for at least one semester. If we select…

A: Given data, p=50%=0.50 n=400 P(X>300)=?

Q: A flashlight has 8 batteries, 4 of which are defective. If 4 are selected at random without…

A: Solution: Given information: Total batteries = 4 defective + 4 non defective =8 Total batteries=8…

Q: In a country, 90% of the graduates are citizens, 70% of the citizens graduates are employed while…

A: in a country, 90% of the graduates are citizens, 70% of the citizens graduates are employed while…

Q: A class consists of 10 male and 30 female students. A random sample of n = 3 students is selected…

A: From the provided information, Total male students = 10 Total female students = 30 Total students in…

Q: In Electrical Eng. Dept., there are 1000 students, out of which 430 girls. It is known that out of…

A:

Q: In a large population, 65 % of the people have been vaccinated. If 4 people are randomly selected,…

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Q: A sample of 76 items manufactured by a machine contains 13 defective items and the rest are…

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Q: A random sample of 15 persons is taken from a population in which 42% are Muslims. What is the…

A: It is given that a random sample of 15 persons is taken from a population in which 42% are Muslims.

Q: A group of students consisting of 20 males and 20 females were selected to participate in a research…

A: Obtain the probability that the fourth student selected will be a male.   The probability that the…

Q: In a certain​ country, the true probability of a baby being a boy is 0.531. Among the next nine…

A: Given data, P(boy) = 0.531 P(girl) = 1 - 0.531 = 0.469 n = 9  probability that at least one of them…

Q: Suppose a certain study reported that 27.7% of high school students smoke. Random samples are…

A: Solution: Given data: p = 0.277 Population size (N) = 632 students Sample size (n) = 60 To find: The…

Q: In a group of 36 university students, there are nine who are fluent in English, four in French and…

A: Obtain the probability that he is fluent in French and known to be fluent in English.   The…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.