suppose that 62% of all college seniors have a job prior to graduation. If a random sample of 45 college seniors is taken, approximate the probability that at least  24 have a job prior to graduation. Use the normal approximation to the binomial with a correction for continuity.

Q: Suppose that 18% of the people in a large city have used a hospital emergency room in the past…

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Q: If 40% of prospective lawyers fail the California bar exam, what is the probability that among 1500…

A: Let x be the number of lawyers fails the california bar exam with probability p=40%=0.40  Sample of…

Q: Suppose that 13% of the population of the U.S. is left-handed. If a random sample of 225 people from…

A: Solution: Let X be the number of people from the U.S are left handed and n be the sample number of…

Q: Suppose that 12% of the population of the U.S. is left-handed. If a random sample of 250 people…

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Q: Suppose that 12% of the population of the U.S. is left-handed. If a random sample of 130 people from…

A: Answer: From the given data, P(population of the U.S. is left-handed) = 12% = 0.12 Sample size (n) =…

Q: Suppose that 18% of the people in a large city have used a hospital emergency room in the past year.…

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Q: Suppose that  19%  of the people in a large city have used a hospital emergency room in the past…

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Q: UPPOSE THAT 70% OF ALL COLLEGE SENIORS HAVE A JOB  TO GRADUATION. IF A RANDOM SAMPLE OF 100 COLLEGE…

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Q: Suppose that 16% of the people in a large city have used a hospital emergency room in the past…

A: Let, X: No. of people in a large city X is binomially distributed with parameter n and p p=0.16…

Q: Suppose that 56% of the population of U.S. voters favors a particular presidential candidate. If a…

A: Given that 56% of the population of U.S voters favors a particular presidential candidate There are…

Q: Suppose that 19% of the people in a large city have used a hospital emergency room in the past…

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Q: Suppose that 8% of the population of the U.S. is left-handed. If a random sample of 170 people from…

A: given data, suppose 8%  of the u.s is left- handed p=0.08q=1-p=1-0.08=0.92n=170we have to use normal…

Q: Suppose that  55%  of all college seniors have a job prior to graduation. If a random sample of…

A: 55% of all college seniors have a job prior to graduation; p=0.55 A random sample of 75 college…

Q: ppose that 44% of the population of voters in Mexico favors a particular presidential candidate. If…

A: Given data,n=45p=44%=0.44P(X≥17)=?

Q: Suppose that 55% of all college seniors have a job prior to graduation. If a random sample of 75…

A: Solution-: Given: n=75, p=0.55 We want to find P(at most 41 have a job prior to graduation) =?

Q: Suppose that 14% of the population of the U.S. is left-handed. If a random sample of 160 people from…

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Q: approximate the probability that at most 19 favor this candidate. Use normal approximation to the…

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Q: Suppose that 10% of the population of the U.S. is left-handed. If a random sample of 140 people from…

A: Answer: From the given data, sample size(n) = 140 p = 10% =0.10

Q: Suppose that 15% of the population of the U.S. is left-handed. If a random sample of 145 people from…

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Q: Suppose that 54% of the population of U.S. voters favors a particular presidential candidate. If a…

A: Continuity Correction: The binomial and Poisson distributions are discrete random variables, whereas…

Q: Suppose that 15% of the population of the U.S. is left-handed. If a random sample of 145 people from…

A:

Q: Class Frequency Boundaries 29.5-39.5 39.5-49.5 49.5 59.5

A: Given,   Class boundaries Frequency 29.5-39.5 6 39.5-49.5 6 49.5-59.5 7 59.5-69.5 4…

Q: Suppose that 15% of the population of the U.S. is left-handed. If a random sample of 180 people from…

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Q: Suppose that 13% of the people in a large city have used a hospital emergency room in the past year.…

A: The question is about normal approximation.Given :Population proportion of the people used a…

Q: Suppose that 69% of all college seniors have a job prior to graduation. If a random sample of 95…

A: From the given information, Consider, X be the random variable that shows the all college seniors…

Q: Suppose that 62% of all college seniors have a job prior to graduation. If a random sample of 85…

A: Given values, n = 85 p = 0.62 x = 49 To find : P(X <= 49)

Q: Suppose that 61% of all college seniors have a job prior to graduation. If a random sample of 75…

A: Given,n=75p=0.61mean(μ)=npmean(μ)=75×0.61=45.75standard deviation(σ)=np(1-p)standard…

Q: Suppose that 20% of the people in a large city have used a hospital emergency room in the past year.…

A: n=120p=0.20mean(μ)=npmean(μ)=120×0.20mean(μ)=24Standard deviation(σ)=np(1-p)Standard…

Q: Suppose that  10%  of the population of the U.S. is left-handed. If a random sample of  175…

A: Given The proportion of US population is left handed = p = 0.10Sample size = n = 175 Let X be the…

Q: Suppose that a new treatment is successful in curing a common ailment 69% of the time.  If the…

A: It is given that n = 75 and p = 0.69.

Q: Suppose that 56% of all college seniors have a job prior to graduation. If a random sample of 55…

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Q: Suppose that 15% of the population of the chips are defective. If a random sample of 250 chips…

A: Given, n=250p=0.15 Now, n×p=250×0.15=37.5>5n×1-p=250×1-0.15=212.5>5 Therefore, normal…

Q: Suppose that 12% of the population of the U.S. is left-handed. If a random sample of 190 people from…

A: Given that 12 % of the population is left handed Let p = proportion of left handed population = 0.12…

Q: Suppose that 11 % of the population of the U.S. is left-handed. If a random sample of 215 people…

A: Binomial approximation: The normal distribution can be used as an approximation to the binomial…

Q: A gardener buys a package of seeds. Seventy-five percent of seeds of this type germinate. The…

A: Givenp=0.75n=90Let "x"be the seeds germinatex~Binomial(n=90,p=0.75)P(X=x)=(nx)×px×(1-p)n-x   ;…

Q: Suppose that 53% of the population of U.S. voters favors a particular presidential candidate.…

A:

Q: Suppose that 59% of all college seniors have a job prior to graduation. If a random sample of 100…

A: Using Normal approximation to the binomial with a correction for continuity P(X≤x) = P(X ≤ x+0.5)