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A. A study conducted at George Washington University and the National Institutes of Health examined national attitudes about tranquilizers. The study revealed that the approximately 70% believe "tranquilizers don't really cure anything; they just cover up the real trouble." According to this study, what is the provability that at least 3 of the next 5 people selected at random, will be of this option?

A. A study conducted at George Washington University and the National Institutes of Health examined national attitudes about tranquilizers. The study revealed that the approximately 70% believe "tranquilizers don't really cure anything; they just cover up the real trouble." According to this study, what is the provability that at least 3 of the next 5 people selected at random, will be of this option?

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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A. A study conducted at George Washington University and the National Institutes of Health examined national attitudes about tranquilizers. The study revealed that the approximately 70% believe "tranquilizers don't really cure anything; they just cover up the real trouble." According to this study, what is the provability that at least 3 of the next 5 people selected at random, will be of this option? B. What is the probability of denying entry to only 2 movie goers under age 15 and below if the cinema Usher checks the IDs of 6 students from among 9 students of which 4 are not of legal age?
Transcribed Image Text:A. A study conducted at George Washington University and the National Institutes of Health examined national attitudes about tranquilizers. The study revealed that the approximately 70% believe "tranquilizers don't really cure anything; they just cover up the real trouble." According to this study, what is the provability that at least 3 of the next 5 people selected at random, will be of this option? B. What is the probability of denying entry to only 2 movie goers under age 15 and below if the cinema Usher checks the IDs of 6 students from among 9 students of which 4 are not of legal age?
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