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Health-Care Survey. In the spring of 2017, the Consumer Reports National Research Center conducted a survey...

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Basic Math

Health-Care Survey. In the spring of 2017, the Consumer ReportsNational Research Center conducted a survey of 1007 adults to learnabout their major health-care con-cerns. The survey results showedthat 574 of the respondents lack confidence they will be able toafford health insurance in the future.

a. What is the point estimate of the population proportion ofadults who lack confidence they will be able to afford healthinsurance in the future.

b. At 90% confidence, what is the margin of error?

c. Develop a 90% confidence interval for the populationproportion of adults who lack confidence they will be able toafford health insurance in the future.

d. Develop a 95% confidence interval for this populationproportion

Answer & Explanation Solved by verified expert
3.7 Ratings (685 Votes)
Solutionn 1007x 574a Point estimate x 5741007 057b Here c 90    See Answer
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