Suppose there exists a population where 46% of its members possess a certain characteristic. Let be the proportion of a random sample of 177 members that also possess that certain characteristic. Determine the following probabilities. Round solutions to four decimal places, if necessary. Find the probability that the sample proportion is less than 0.34. Find the probability that the sample proportion is between 0.41 and 0.49.

Q: Suppose there exists a population where 71% of its members possess a certain characteristic. Let p…

A: Solution-: Given: n=388, P=0.71 (or 71%) We want to find, (a) P(p^<0.77)=? (b)…

Q: Assume that random guesses are made for eight multiple choice questions on an SAT​ test, so that…

A: From the provided information,

Q: Suppose that 64% of all voters prefer the Democratic candidate. Let X be the number of people who…

A: p=0.64n=37we have to find out the distribution of x and probability for the given data.

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A:

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Q: Find the following probabilities. Round to four decimals. a. P(Z – 0.2) :

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A: Given that  table.  X 0 1 2 3 P(x) 0.087 0.327 0.419 0.167

Q: Assume that 11% of Douglas College students are left-handed. Suppose you randomly select 100…

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Q: Find the probability of 8 or fewer Mexican-Americans among 12 jurors.P(x≤8)= ______ .

A: Let the random variable x be the number of Mexican Americans among 12 jurors.The probability…

Q: Suppose there exists a population where 60% of its members possess a certain characteristic. Let be…

A:

Q: 64% of all violent felons in the prison system are repeat offenders. If 43 violent felons are…

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A: Given that p =0.4,n=24

Q: Assume that random guesses are made for 6 ​multiple-choice questions on a test with 5 choices for…

A: Givensample size(n)=6p=15=0.20              (i.e., 1 correct choice from 5 choices)Let "x" be the…

Q: Assume that 12 jurors are randomly selected from a population in which 74% of the people are…

A: The proportion of Mexican-Americans=0.74 The probability distribution table is given as below,

Q: Recently, a nurse commented that when a patient calls the medical advice line claiming to have the…

A: Givensample size(n)=25p=4%=0.04

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A:

Q: Assume that random guesses are made for eight multiple choice questions on an SAT​ test, so that…

A:

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A: Given n=91 P=0.34

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Q: Assume that random guesses are made for eight multiple choice questions on an SAT​ test, so that…

A:

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A: Given     p=0.17    n=450  and 1-p=1-0.17=0.83        Standard deviation, σ=p(1-p)n…

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Q: Five males with an X-linked genetic disorder have one child each. The random variable x is the…

A: Mean(μ)=E(X)=∑X.P(X)E(X2)=∑X2.P(X)Variance(σ2)=E(X2)-(E(X))2Standard deviation(σ)=E(X2)-(E(X))2

Q: According to a study, 74% of students prefer online exams to in-class exams.  Suppose that 21…

A: Solution

Q: 11% of all Americans live in poverty. If 31 Americans are randomly selected, find the following…

A: given data, p=p( Americans live in poverty)=0.11n=31q=1-p=1-0.11=0.89x= no. of Americans live in…

Q: Assume that random guesses are made for eight multiple choice questions on an SAT​ test, so that…

A: I will use excel formula "=BINOM.DIST(x, n, p, FALSE)" to find the probability. x n p Excel…

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Q: When two births are randomly selected, the sample space for genders is bb, bg. gb, and gg. Assume…

A: The given sample space is {(bb), (bg), (gb), (gg)}