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nenivikky

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Question 1

A population proportion is to be estimated from the sample described. Approximate the margin of error for the 95% confidence interval. Round your answer to four decimal places, if necessary.

A poll of 1000 voters in one district showed that 62% of them would favor stricter gun control laws. Find the margin of error for the 95% confidence interval for this study.
◦ 0.0307
◦ 0.001
◦ 0.0153
◦ 0.0217

Question 2

A population proportion is to be estimated from the sample described. Approximate the margin of error for the 95% confidence interval. Round your answer to four decimal places, if necessary.

A medical researcher wishes to estimate what proportion of babies  born at a particular hospital are born by Caesarean section. In a random sample of 64 births at the hospital, 26% were Caesarean sections. Find the margin of error for the 95% confidence interval.
◦ 0.0548
◦ 0.1097
◦ 0.0775
◦ 0.0137


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Marked as best answer by nenivikky on Jan 18, 2020

Qarqy

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nenivikky

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Reply 2 on: Jan 18, 2020
Excellent


miss.ashley

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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