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Answer 4 and 5 if possible

Answer 4 and 5 if possible

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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Answer 4 and 5 if possible

 

(4) If X is a geometric random variable Geometric (p), i.e., P(X=k) = p (1-p)Š, k=0,1,2,. then EX) is 1/p (1/p)-1 (1/p)+1 N/A (Select One) (5) If Xis a normal N(0, 1) random variable then Ex) is 1 -1 +o0 N/A (Select One) (6) Find the variance of X when X - Geometric(p). The correct answer is 1-p 1 None of the above N/A (Select One) -| O
Transcribed Image Text:(4) If X is a geometric random variable Geometric (p), i.e., P(X=k) = p (1-p)Š, k=0,1,2,. then EX) is 1/p (1/p)-1 (1/p)+1 N/A (Select One) (5) If Xis a normal N(0, 1) random variable then Ex) is 1 -1 +o0 N/A (Select One) (6) Find the variance of X when X - Geometric(p). The correct answer is 1-p 1 None of the above N/A (Select One) -| O
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