The unemployment rate in a city is 12%. If 10 people from the city are sampled at random, find the probability that fewer than 2 of them are unemployed. Carry your intermediate computations to at least four decimal places, and round your answer to two decimal places. (If necessary, consult a list of formulas.)

Q: A recent study has shown that 68% of parents allow their children to ride their bicycles without…

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Q: In a large population, 51 % of the people have been vaccinated. If 5 people are randomly selected,…

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Q: The unemployment rate in a city is 15%. If 6 people from the city are sampled at random, find the…

A: Given problem Given that   The unemployment rate is 15% . If 6 people from the city are sampled at…

Q: A new surgery is successful 80 percent of the time. If the results of 9 such surgeries are randomly…

A: P =Probability of successful surgery and x=no of successful surgerys.  given, P=0.08              n…

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Q: To test its shotgun shells, a company fires 5 of them. What is the probability that all 5 will fire…

A: Let us assume that X= number of shells that fires properly.  n= number of trials= 5 Given that  4%…

Q: A machine that manufactures automobile parts produces defective parts 14% of the time. If 7 parts…

A:

Q: In a large population, 55 % of the people have been vaccinated. If 3 people are randomly selected,…

A: Probability that people have been vaccinated = 55% = 0.55 Sample size, n = 3

Q: In a population where 58% of voters prefer Candidate A, an organization conducts a poll of 99…

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Q: Suppose that voters arrive at a polling station at the rate of 120 per hour. Find the probability…

A: Given: The probability having 200 voters that will arrive within two hours of each other.  Hence,…

Q: The ABCD ELECTRONICS has just manufactured 5000 blu-rays, and 50 are defective  if 5 of these…

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Q: In a batch of 1960 calculators, there are, on average, 10 defective ones. If a random sample of 147…

A: We have given that,  Let X be the number of defective units from binomial distribution and sample…

Q: A recent study has shown that 45% of recent college graduates are able to find full-time employment…

A:

Q: A machine that manufactures automobile parts produces defective parts 15% of the time. If 10 parts…

A: Given : P = 0.15 n = 10

Q: A company that produces fine crystal knows from experience that 17% of its goblets have cosmetic…

A: Given information- Let x denotes the number of seconds in the sample. If event of finding seconds is…

Q: the probability that 50 randomly selected light cigarettes from this company will have a total…

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Q: A new surgery is successful 75 % of the time. If the results of 7 such surgeries are randomly…

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Q: In a large population, 57 % of the people have been vaccinated. If 3 people are randomly selected,…

A: It is given that 57% of the people have been vaccinated. A sample of 3 is considered. At least one…

Q: In a large population, 64 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Probability = 64% = 0.64 Sample size, n = 5

Q: According to a recent study, 1 in 7 women has been a victim of domestic abuse at some point in her…

A: Solution: Let X be the random variable that the number of women  has been a victim of domestic abuse…

Q: A new surgery is successful 75% of the time. If the results of 8 such surgeries are randomly…

A:

Q: From experience, an airline knows that only 85% of the passengers booked for a certain flight…

A: Let "X" be the passengers who booked the flight show up.

Q: The unemployment rate in a city is 13% . If 7 people from the city are sampled at random, find the…

A: Solution: Let X be the number are unemployed and n be the sample number of people. From the given…

Q: An archer is able to hit the bull's-eye 60% of the time. If she shoots 25 arrows, what is the…

A: Let "X" be she is able to hit the bulls-eye.

Q: In a large population, 52 % of the people have been vaccinated. If 5 people are randomly selected,…

A:

Q: A new surgery is successful 75% of the time. If the results of 9 such surgeries are randomly…

A: Given that,Probability, p = 75% = 0.75Sample size, n = 9

Q: Suppose that a policeman with a radar gun is watching traffic pass on a street where it is the case…

A: Given that : The policeman with a radar gun is watching traffic pass on a street where it is the…

Q: Suppose that the New England Colonials baseball team is equally likely to win a game as not to win…

A: Here we will use Binomial Distribution because there are two possibility, win and no win of New…

Q: The unemployment rate in a city is 11%. If 10 people from the city are sampled at random, find the…

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Q: In a large population, 54 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Given that, proportion, p= 54%  p= 0.54 We selected 5 people so sample size is n= 5 Hence random…

Q: A new surgery is successful 80% of the time. If the results of 8 such surgeries are randomly…

A:

Q: Suppose that the New England Colonials baseball team is equally likely to win a game as not to win…

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Q: A six-sided die, in which each side is equally likely to appear, is repeatedly rolled until the…

A: Let S A be the  X1+X2+X3+.......+X140 ,   where Xirepresents number obtained in the ith roll

Q: A new surgery is successful 70% of the time. If the results of 10 such surgeries are randomly…

A: Given datap=70%n=10

Q: The time it takes me to wash the dishes is uniformlydistributed between 6 minutes and 16…

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Q: In a large population, 67 % of the people have been vaccinated. If 4 people are randomly selected,…

A: Let us denote X=the number of people who have been vaccinated n=sample size= 4 p=probability of…

Q: A machine that manufactures automobile parts produces defective parts 13% of the time. If 7 parts…

A: Givenp=0.13sample size(n)=7Let "x" be the no.of parts are…

Q: In order to stay alert at work, an employee set a timer to go off randomly sometime within 40…

A: We have find givan probability...

Q: A sample of 400 adults found that 82  have high blood pressure. However, 98 of those studied…

A: The total sample of adults is 400.

Q: with a mean life of 500 hours. Suppose that the component was in operation for 400 hours. What is…

A: Since you have asked multiple question, according to our guidelines we will solve the first question…

Q: A recent study has shown that 68% of parents allow their children to ride their bicycles without…

A: Given :   A recent study has shown that 68% of parents allow their children to ride their bicycles…

Q: From experience, an airline knows that only 70% of the passengers booked for a certain flight…

A: Given data,n=8p=70%=0.70P(X>5)=?

Q: If X denotes the sum of the numbers obtained when 2 dice are thrown, obtain an upper bound for P{\X…

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Q: Suppose it has been determined that the probability is 0.8 that a rat injected with cancerous cells…

A: Suppose it has been determined that the probability that a rat injected with cancerous cells will…

Q: In a large population, 56% of the people have been vaccinated. If 5 people are randomly selected,…

A:

Q: A new surgery is successful 85% of the time. If the results of 10 such surgeries are randomly…

A:

Q: From experience, an airline knows that only 75% of the passengers booked for a certain flight…

A: Let X be the random variable from binomial distribution with probability (p)= 75% = 0.75 and sample…