Question: Please answer the following questions on a separate document. You must show your work in either Microsoft Excel in order to receive full credit. 2.
Please answer the following questions on a separate document. You must show your work in either Microsoft Excel in order to receive full credit.
2. An Ohio exit poll of 5493 voters in the 2020 Colorado Presidential Election indicated that 44% voted for the Republican Candidate, Donald Trump and 51% voted for the Democratic candidate, Joe Biden. Employing the assumptions typically used in public opinion polling (i.e., population split of 50%-50% and a 90% confidence interval), answer the following questions. a. What is the standard error for this poll? What is the margin of error? (5 points) b. Construct the confidence interval for voters who voted for Joe Biden. (10 points) c. Construct the confidence interval for voters who voted for Donald Trump. (10 points) d. Based on the results of this exit poll, would you be able to confidently declare a likely winner in this election? I.E., is there overlap between the confidence intervals of both of the candidates? Explain. (5 points) e. Compute the exact same results at 99% confidence. Do your results hold? (10 points) 2. An Ohio exit poll of 5493 voters in the 2020 Colorado Presidential Election indicated that 44% voted for the Republican Candidate, Donald Trump and 51% voted for the Democratic candidate, Joe Biden. Employing the assumptions typically used in public opinion polling (i.e., population split of 50%-50% and a 90% confidence interval), answer the following questions. a. What is the standard error for this poll? What is the margin of error? (5 points) b. Construct the confidence interval for voters who voted for Joe Biden. (10 points) c. Construct the confidence interval for voters who voted for Donald Trump. (10 points) d. Based on the results of this exit poll, would you be able to confidently declare a likely winner in this election? I.E., is there overlap between the confidence intervals of both of the candidates? Explain. (5 points) e. Compute the exact same results at 99% confidence. Do your results hold? (10 points)
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