Emoticons The website www.gamefaqs.com asked, astheir question of the day to which visitors to the site wereinvited to respond, “Do you ever use emoticons when youtype online?” Of the 87,262 respondents, 27% said thatthey did not use emoticons. ;-(a) What kind of sample was this?b) How much confidence would you place in using27% as an estimate of the fraction of people who useemoticons?

Emoticons The website www.gamefaqs.com asked, astheir question of the day to which visitors to the site wereinvited to respond, “Do you ever use emoticons when youtype online?” Of the 87,262 respondents, 27% said thatthey did not use emoticons. ;-(a) What kind of sample was this?b) How much confidence would you place in using27% as an estimate of the fraction of people who useemoticons?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 4E

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