You have 10 children in preschool class. The probability of getting sick from a virus they have been exposed to is .45. What is the probability that 4 or fewer children get sick? How many children do you expect to get sick?

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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You have 10 children in preschool class. The probability of getting sick from a virus they have been exposed to is .45. What is the probability that 4 or fewer children get sick? How many children do you expect to get sick?
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