Solution 1 In a survey of 1002 people 701 said that they voted in a recent presidential election based on data from the ICR Research Group
Solution In a survey of people said that they voted in a recent presidential election based on data from
Solution In a survey of people said that they voted in a recent presidential
of people said that they voted in a recent presidential election based on data from the ICR Research Group
Solution In a survey of people said that they voted in a
recent presidential election based on data from the ICR Research Group
Solution In a survey of people said that they
Solution In a survey
(Solution) 1 - In a survey of 1002 people, 701 said that they voted in a recent presidential election (based on data from the ICR Research Group).

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Paper instructions

1 - In a survey of 1002 people, 701 said that they voted in a recent presidential election (based on data from the ICR Research Group). Voting records show that 61% of eligible voters actually did vote. a. Find a 99% confidence interval estimate of proportion of people who say they voted. b. Are the survey results consistent with the actual voter turnout of 61%? Why or why not? 2 - A random sample of the birth weights of 186 babies has a mean of 3103 g and a standard deviation of 696 g. These babies were born to mothers who did not use cocaine during their pregnancies. a. Construct a 95% confidence interval estimate of the mean birth weight for all such babies. b. Compare the result to the confidence interval of 2607.724