\" Mon Fle Edit View History Bookmarks People Window Help Do Homework - kiara ga

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" Mon Fle Edit View History Bookmarks People Window Help Do Homework - kiara garcia Grey Secure https 430114617&questionld-; MTH 241-E41A-Statistical-Fist 8-Wook Session(Summer 2017 klara garcia 0/17 7:12 PM Homework: HW Section 7.2 Score: 0 of 1 pt 7.2.27 Save 6of13(5complete) HW Score: 32.69%, 4.25 of 13 pts Question Help Ue the gven dana s tnd te im mple size rosuneopoion proportion or pecertage Use the given Margr'ofemor pecertage pents; confidence level 90% torn a pror study, pis estrnatedbythe decinal ounder of 28% nRound up to the nearest intege) d: 5 ct 4 al Credt uestion 3 uestion 7 Question Ent Question 11 Aparts showing Queation 13 Enter your answer in and then click Check Aswer Cear All

Explanation / Answer

here prior estimate of p=0.28

margin of error E =0.02

for 90% confidence level; z=1.645

therefore sample size n =p(1-p)*(Z/E)2 =~1364

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