A Gallup poll wants to determine the mean number of books Americans read each year. How many subject: are needed to estimate the average number of books Americans read with a margin of error of 0.58 books with 80% confidence? Initial results of the Gallup poll indicate that the population standard deviation is 5.5 books. Round your answer up to the next integer. Question Help: Video Submit Question
A Gallup poll wants to determine the mean number of books Americans read each year. How many subject: are needed to estimate the average number of books Americans read with a margin of error of 0.58 books with 80% confidence? Initial results of the Gallup poll indicate that the population standard deviation is 5.5 books. Round your answer up to the next integer. Question Help: Video Submit Question
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 2GP
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