. An educator wants to construct a 95% confidence interval for the proportion of elementary school children in Nevada who are proficient in reading. The results of a recent statewide test suggested that the proportion is 0.73. Using this estimate, what sample size is needed so that the confidence interval will have a margin of error 0.05.
. An educator wants to construct a 95% confidence interval for the proportion of elementary school children in Nevada who are proficient in reading. The results of a recent statewide test suggested that the proportion is 0.73. Using this estimate, what sample size is needed so that the confidence interval will have a margin of error 0.05.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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3. An educator wants to construct a 95% confidence interval for the proportion of elementary school children in Nevada who are proficient in reading. The results of a recent statewide test suggested that the proportion is 0.73. Using this estimate, what
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