What proportion of the sample reported that they had been cyberbullied? In 2017, the CDC administered the YouthRisk Behavior Survey (YRBS) to a randomsample of 14,795 American middle and highschool students. The survey asked therespondents whether they had ever beencyberbullied. 2219 people answered YES,and 12576 people answered NO. Calculate a99% confidence interval for the proportionof the high school students who have beencyberbullied, and use these data to answerthe following questions.What proportion of the sample reportedthat they had been cyberbullied?

Givensample size(n)=14795No.of respondents say yes they had been cyberbullied(x1) = 2219No.of…

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What proportion of the sample reported that they had been cyberbullied?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.5: Interpreting Data

Problem 1C

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Question

100%

What proportion of the sample reported that they had been cyberbullied?

In 2017, the CDC administered the Youth
Risk Behavior Survey (YRBS) to a random
sample of 14,795 American middle and high
school students. The survey asked the
respondents whether they had ever been
cyberbullied. 2219 people answered YES,
and 12576 people answered NO. Calculate a
99% confidence interval for the proportion
of the high school students who have been
cyberbullied, and use these data to answer
the following questions.
What proportion of the sample reported
that they had been cyberbullied?

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