Given specific sample data, such as the data given in Exercise 1, which confidence interval is wider:
Question:
Exercise 1
USA Today provided results from a poll of 1000 adults who were asked to identify their favorite pie. Among the 1000 respondents, 14% chose chocolate pie, and the margin of error was given as ±4 percentage points. What important feature of the poll was omitted?
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The 95 confidence interval will be wider than the 80 confidence interval ...View the full answer
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Related Book For 
Mathematical Interest Theory
ISBN: 9781470465681
3rd Edition
Authors: Leslie Jane, James Daniel, Federer Vaaler
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