As many as 20 percent of all Americans contract influenza each year. a sample of 400 randomly selected Americans is chosen and the number with influenza is recorded. Let x represent the number with influenza in the sample. What is the probability that, at most, 25 percent of the sample is observed to have infkuenza. A. 0.0062 b. 0.9938 c.0.0052 d.0.9948
As many as 20 percent of all Americans contract influenza each year. a sample of 400 randomly selected Americans is chosen and the number with influenza is recorded. Let x represent the number with influenza in the sample. What is the probability that, at most, 25 percent of the sample is observed to have infkuenza. A. 0.0062 b. 0.9938 c.0.0052 d.0.9948
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter0: Preparing For Algebra
Section0.11: Simple Probability And Odds
Problem 2E
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As many as 20 percent of all Americans contract influenza each year. a sample of 400 randomly selected Americans is chosen and the number with influenza is recorded. Let x represent the number with influenza in the sample. What is the probability that, at most, 25 percent of the sample is observed to have infkuenza.
A. 0.0062
b. 0.9938
c.0.0052
d.0.9948
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