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(b) Estimate the sample size needed if no estimate of p is available. A sample of elementary school children is needed to obtain a 95% confidence interval with a margin of error of 0.06.

(b) Estimate the sample size needed if no estimate of p is available. A sample of elementary school children is needed to obtain a 95% confidence interval with a margin of error of 0.06.

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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sgomam@d... Reading proficiency: An educator wants to construct a 95% confidence interval for the proportion of elementary school children in Colorado who are proficient in reading. Part 1 of 3 (a) The results of a recent statewide test suggested that the proportion is 0.65. Using this estimate, what sample size is needed so that the confidence interval will have a margin of error of 0.06? A sample of 243 elementary school children is needed to obtain a 95% confidence interval with a margin of error of 0.06. Part: 1/3 Part 2 of 3 (b) Estimate the sample size needed if no estimate of p is available. A sample of elementary school children is needed to obtain a 95% confidence interval with a margin of error of 0.06. Submit Assignmer Save For Later Check Answer Skip Part © 2021 McGraw Hill LLC. All Rights Reserved. Terms of Use Privacy Ce
Transcribed Image Text:sgomam@d... Reading proficiency: An educator wants to construct a 95% confidence interval for the proportion of elementary school children in Colorado who are proficient in reading. Part 1 of 3 (a) The results of a recent statewide test suggested that the proportion is 0.65. Using this estimate, what sample size is needed so that the confidence interval will have a margin of error of 0.06? A sample of 243 elementary school children is needed to obtain a 95% confidence interval with a margin of error of 0.06. Part: 1/3 Part 2 of 3 (b) Estimate the sample size needed if no estimate of p is available. A sample of elementary school children is needed to obtain a 95% confidence interval with a margin of error of 0.06. Submit Assignmer Save For Later Check Answer Skip Part © 2021 McGraw Hill LLC. All Rights Reserved. Terms of Use Privacy Ce
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