Answered: (i) The density function of a random…

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(i) The density function of a random variable X is given by Sr 0

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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Question

(i) The density function of a random variable X is given by
Sr 0<x< 2
o otherwise
f(x) =
find the mean of the random variable X
(ii) If the probability that an individual will suffer a bad reaction from an injection of a given serum is 0.001, determine the
probability that out of 2000 individuals, (a) exactly 3, (b) mortthan 2, individuals will suffer a bad reaction.

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