5 Estimates for the proportion of people who have COVID-19 in a given community vary over time and from place to place. But let's suppose that in some community 4% of people are infected. If a random group of 20 people gather, what is the probability that at least one of them is infected?

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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5 Estimates for the proportion of people who have COVID-19 in a given community vary over time and from place to
place. But let's suppose that in some community 4% of people are infected.
If a random group of 20 people gather, what is the probability that at least one of them is infected?
Transcribed Image Text:5 Estimates for the proportion of people who have COVID-19 in a given community vary over time and from place to place. But let's suppose that in some community 4% of people are infected. If a random group of 20 people gather, what is the probability that at least one of them is infected?
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