A 2015 study conducted by the National Center for Health Statistics found that 51​% of U.S. households had no landline service. This raises concerns about the accuracy of certain​ surveys, as they depend on​ random-digit dialing to households via landlines. Researchers pick tenten U.S. households at random. a) What is the probability that all tenten  of them have a​ landline ? b) What is the probability that at least one of them does not have a​landline? c) What is the probability that at least one of them does have a​landline?

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Q: study of 203 young male/female couples, each partner privately was asked ether they had ever cheated…

A: We have given that  Total number of male/female couples = 203 Female cheated = 38 Male cheated = 59

Q: . A jury of 12 people is chosen for a trial. The defense attorney claims it must have been chosen in…

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Q: If a standard six-sided is rolled, what is the probability of rolling an odd number

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Q: a) Find the probability that 35 of those sampled have a HS diploma or the equivalent. b) Find the…

A: Here the given situation follows a binomial distribution.

Q: A 2015 study conducted by the National Center for Health Statistics found that 51​% of U.S.…

A: The number of independent trails is .The probability of failure (not having a landline) is

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Q: The following table gives the two-way classification of 500 students based on gender and whether or…

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A:

Q: If you make random guesses for 10 multiple-choice MCAT test questions (each with five possible…

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A:

Q: A fair 4-sided die is tossed. What is the probability that any number except 1 or 3 or 4 is tossed?

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A: Solution

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A:

Q: According to Internal Revenue Service records, 1.55% of all household tax returns are audited.…

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Q: If an urn has 5 white balls, 10 red balls, and 6 green balls, what is the probability that 4…

A:

Q: Do you own a cell phone? Yes No Total 12 77 404 481 Grade 11 16 122 138 Total 93 526 619

A:

Q: 619 Students from grade 11 and grade 12 of Yorktown School are randomly selected. Selected are asked…

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Q: 3) Suppose that among employed women, 25% have never been married. Suppose we randomly sample women…

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Q: A fair 10-sided die is tossed. What is the probability that the numbers 9 or 7 or 2 are tossed?

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Q: 3. A committee is composed 30% of females and 60% of administrators. Among the administrators, 10%…

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Q: A random sample of 107 Langara students was obtained. Students were asked to report their primary…

A: Gender Drive Alone Transit Other Total Male 19 25 3 47 Female 22 25 13 60 Total 41 50 16 107

Q: A 2015 study conducted by the National Center for Health Statistics found that 51% of U.S.…

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Q: What is the probability that a five-card poker hand from a standard deck has two pairs of non-face…

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Q: A survey of athletes at a high school is conducted, and the following facts are discovered: 15% of…

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Q: A survey of local car dealers revealed that 64% of all cars sold last month had CD players, 28% had…

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Q: 7. According to a 2014 Gallup poll, 56% of uninsured Americans who plan to get health insurance say…

A: As per our company guidelines, we are supposed to answer only the first 3 sub-parts. Kindly repost…