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The Consumer Reports National Research Center conducted a telephone survey of 2000 adults to learn about...

The Consumer Reports National Research Center conducted a telephone survey of 2000 adults to learn about the major economic concerns for the future.The survey showed that 1240 of the respondents think the future health of Social Security is a major economic concern. Construct a 96% confidence interval estimate for the population proportion of adults who think the future health of social security is a major economic concern. Please round z or t value to 2 decimal places Does your confidence interval provide evidence that at least 65% OF ADULTS THINK THE FUTURE OF sOCIAL sECURITY IS A MAJOR ECOONOMIC.

yes or no (defend your answer)

math   Statistics-And-Probability   
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Solution! Given that X 1240 2000 1240 2 000 O.62 At 961 confidence level 2 d1-0-96 0-04 d12-0.0412 O.02 Zd12 -20.02 : 2 0S i

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