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D,E, F

D,E, F

A First Course in Probability (10th Edition)
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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D,E, F and G
The probability mass function of a random variable X is given by 1 X f(x) = P(X = x) F(x) = P(X ≤ x) 0 0.3 0.1 2 ? 3 0.2 a) f(2)= P(X=2) = b) E(X)= c) Var(X) = d) Fill F(0), F(1), F(2), F(3) and F(4) in the third row of the above table. e) The conditional probability P(X=4 |X23) = f) The conditional probability P(X=4 |X=3) = g) The conditional probability P(X≥3 |X=4) = 4 0.3
Transcribed Image Text:The probability mass function of a random variable X is given by 1 X f(x) = P(X = x) F(x) = P(X ≤ x) 0 0.3 0.1 2 ? 3 0.2 a) f(2)= P(X=2) = b) E(X)= c) Var(X) = d) Fill F(0), F(1), F(2), F(3) and F(4) in the third row of the above table. e) The conditional probability P(X=4 |X23) = f) The conditional probability P(X=4 |X=3) = g) The conditional probability P(X≥3 |X=4) = 4 0.3
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