If you want to be 95% confident of estimating the population mean to within a sampling error of ±2 and the standard deviation is assumed to be 17, what sample size is required? (Round up to the nearest integer.)

If you want to be 95% confident of estimating the population mean to within a sampling error of ±2 and the standard deviation is assumed to be 17, what sample size is required? (Round up to the nearest integer.)

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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Question

If you want to be

95%

confident of estimating the population mean to within a sampling error of

±2

and the standard deviation is assumed to be

17,

what sample size is required?

(Round up to the nearest integer.)

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