If the mean of a poisson variable X is 1, what is P(x = at least one)?[a] 0.456[b] 0.821[c] 0.632[d] 0.254

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Answered: If the mean of a poisson variable X is…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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If the mean of a poisson variable X is 1, what is P(x = at least one) ?