Suppose that 45% of the people entering a store make a purchase. If a random sample of 80shoppers is selected,then the probability that at least 40% of them will make a purchase isO a. 0.809Ob.0.896O c. 0.816Od. 0.184e. 0.886Next page

proceeding the Binomial to Normal approximation ........................

Answered: Suppose that 45% of the people entering…

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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Suppose that 45% of the people entering a store make a purchase. If a random sample of 80 shoppers is selected,then the probability that at least 40% of them will make a purchase is O a. 0.809 Ob. 0.896 Oc. 0.816 O d. 0.184 e. 0.886