In 1898, L. J. Bortkiewicz published a book entitled The Law of Small Numbers. He used data collected over 20 years to show that the number of soldiers killed by horse kicks each year in each corps in the Prussian cavalry followed a Poisson distribution with a mean of 0.61. (a) What is the probability of more than one death in a corps in а year? (b) What is the probability of no deaths in a corps over five years?

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
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Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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In 1898, L. J. Bortkiewicz published a book entitled The Law
of Small Numbers. He used data collected over 20 years to
show that the number of soldiers killed by horse kicks each
year in each corps in the Prussian cavalry followed a Poisson
distribution with a mean of 0.61.
(a) What is the probability of more than one death in a corps in
а year?
(b) What is the probability of no deaths in a corps over five
years?
Transcribed Image Text:In 1898, L. J. Bortkiewicz published a book entitled The Law of Small Numbers. He used data collected over 20 years to show that the number of soldiers killed by horse kicks each year in each corps in the Prussian cavalry followed a Poisson distribution with a mean of 0.61. (a) What is the probability of more than one death in a corps in а year? (b) What is the probability of no deaths in a corps over five years?
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