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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What is the length of the unknown leg in the right triangle ?

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Subscriptions to a popular fashion magazine have gone down by a consistent percentage each year and can be modeled by the function y = 42,000(0.96)t. what does the value 42,000 represent in the function?

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Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

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Asurvey of 750 likely voters in ohio was conducted by the rasmussen poll just prior to the general e...

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