Question
Marque Cinemas planned to ask a random sample of movie-goers, Do you think allowing cell phones in movie theaters is a problem? How many people
Marque Cinemas planned to ask a random sample of movie-goers, "Do you think allowing cell phones in movie theaters is a problem?" How many people must be interviewed to estimate the proportion concerned about the use of cell phones in movie theaters within 2% with 90% confidence?
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Cambridge IGCSE And O Level Additional Mathematics Coursebook
Authors: Sue Pemberton
2nd Edition
1108411665, 9781108411660
