Suppose that it is known that 95% of people vaccinated with a serum is are protected from a particular viral disease. If in a group of 9 people are vaccinated, what is the probability that: a. none becomes infected with the viral disease? b. more than 4 becomes infected with the viral disease?

Suppose that it is known that 95% of people vaccinated with a serum is are protected from a particular viral disease. If in a group of 9 people are vaccinated, what is the probability that: a. none becomes infected with the viral disease? b. more than 4 becomes infected with the viral disease?

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Suppose that it is known that 95% of people vaccinated with a serum is are protected from a particular viral disease. If in a group of 9 people are vaccinated, what is the probability that:

a. none becomes infected with the viral disease?
b. more than 4 becomes infected with the viral disease?

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