A principal of a collegewants to estimate theproportion of smokersamong his students. Whatsize of a sample should heselect so as to have theproportion of smokers not toexceed by 10 per cent withalmost certainty. It isbelieved from previousrecords that the proportionof smokers was 0.30.

Given : Margin of error, E = 10% = 0.10 Sample proportion = 0.30

Answered: A principal of a college wants to…

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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A principal of a college wants to estimate the proportion of smokers among his students. What