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Author Question: A population proportion is to be estimated from the sample described. Approximate the margin of ... (Read 140 times)

nenivikky

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on: Jan 18, 2020

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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Reply #1 on: Jan 18, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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nenivikky

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Reply 2 on: Jan 18, 2020
YES! Correct, THANKS for helping me on my review

jomama

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Reply 3 on: Yesterday
Wow, this really help

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