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If you want to be 95% confident of estimating the population mean to within a sampling error of 13 and the standard deviation is assumed to be 13, what sample size is required? The sample size required is 72 (Round up to the nearest integer.)

If you want to be 95% confident of estimating the population mean to within a sampling error of 13 and the standard deviation is assumed to be 13, what sample size is required? The sample size required is 72 (Round up to the nearest integer.)

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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If you want to bo 95% confident of estimating the population mean to within a sampling error of +3 and the standard deviation is assumed to be 13, what sample size is required? The sample size required is 72 (Round up to the nearest integer.)
Transcribed Image Text:If you want to bo 95% confident of estimating the population mean to within a sampling error of +3 and the standard deviation is assumed to be 13, what sample size is required? The sample size required is 72 (Round up to the nearest integer.)
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