Kim wants to determine a 80 percent confidence interval for the true proportion p of high school students in the area who attend their home basketball games. Out of n randomly selected students she finds that that exactly half attend their home basketball games. About how large would n have to be to get a margin of error less than 0.04 for p?
Kim wants to determine a 80 percent confidence interval for the true proportion p of high school students in the area who attend their home basketball games. Out of n randomly selected students she finds that that exactly half attend their home basketball games. About how large would n have to be to get a margin of error less than 0.04 for p?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 26PFA
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Question
![Kim wants to determine a 80 percent
confidence interval for the true proportion p of high
school students in the area who attend their home
basketball games. Out of n randomly selected
students she finds that that exactly half attend
their home basketball games. About how large
would n have to be to get a margin of error less
than 0.04 for p?
n ≈](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa14fd66c-f167-4783-8c85-a5372189d527%2F202956d0-f68f-4df2-b5f5-2da9f87fc360%2F28vzcjd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Kim wants to determine a 80 percent
confidence interval for the true proportion p of high
school students in the area who attend their home
basketball games. Out of n randomly selected
students she finds that that exactly half attend
their home basketball games. About how large
would n have to be to get a margin of error less
than 0.04 for p?
n ≈
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