(See Steps) Out of a sample of 200 babysitters, 70 % are girls and 30% are guys. Assume a 95% confidence level what is the margin of error for the percentage
Question: Out of a sample of 200 babysitters, 70 % are girls and 30% are guys. Assume a 95% confidence level what is the margin of error for the percentage of female/male babysitters?
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![[Solution Library] A research firm conducted a](/images/solutions/MC-solution-library-65969.jpg "[Solution Library] A research firm conducted a survey to determine the")
[Solution Library] A research firm conducted a survey to determine the
![[Solution] The owner of a gas station](/images/solutions/MC-solution-library-65970.jpg "[Solution] The owner of a gas station wishes to determine the")
[Solution] The owner of a gas station wishes to determine the
(See Solution) A random sample of 85 group leaders, supervisors,
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[Solution Library] Conduct the hypothesis test Ho: 0 = 7, Ha: u >
Solution: Conduct the hypothesis test Ho: u = 75 versus Ha: u ≠
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