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Mathematics, 08.11.2019 01:31 preservations

Asurvey of 750 likely voters in ohio was conducted by the rasmussen poll just prior to the general election (rasmussenreports website november 4, 2012). the state of the economy was thought to be an important determinant of howpeople would vote. among other things, the survey found that 165 of the respondents rated the economy as good orexcellent and 315 rated the economy as poor. a. develop a point estimate ofthe proportion of likely voters in ohio who rated the economy as good or excellent. b. construct a 95% confidence interval for the proportion of likely voters in ohio who rated the economy as good orexcellentc construct a 95% confidence interval for the proportion of likely voters in ohio who rated the economy as poor. d. which ofthe confidence intervals in parts (b) and (c) is wider? why?

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