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L, Suppose that X is a random variable which only takes on non-negative values, with mean 5 and variance 2. (a) What can be said about P(X≥ 7)? (b) Find a k> 0 such that P(X - 52 k) < .

L, Suppose that X is a random variable which only takes on non-negative values, with mean 5 and variance 2. (a) What can be said about P(X≥ 7)? (b) Find a k> 0 such that P(X - 52 k) < .

MATLAB: An Introduction with Applications
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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L, Suppose that X is a random variable which only takes on non-negative values, with mean 5 and variance 2. (a) What can be said about P(X ≥ 7)? (b) Find a k >0 such that P(|X - 5| ≥ k) < } .
Transcribed Image Text:L, Suppose that X is a random variable which only takes on non-negative values, with mean 5 and variance 2. (a) What can be said about P(X ≥ 7)? (b) Find a k >0 such that P(|X - 5| ≥ k) < } .
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