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A random variable X has pmfs: 6. 0,1 10 0,4 12 0,15 P. 0,05 0,3 If Z=5-2X.Find the expectation of Z Select one: O a. 20 O b. -13 O C. -20 O d. 13 00

A random variable X has pmfs: 6. 0,1 10 0,4 12 0,15 P. 0,05 0,3 If Z=5-2X.Find the expectation of Z Select one: O a. 20 O b. -13 O C. -20 O d. 13 00

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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A random variable X has pmfs: EX 4 0,05 6. 10 12 0.15 0,1 0,3 0,4 If Z-5-2X.Find the expectation of Z Select one: О а. 20 O b. -13 O C. -20 O d. 13
Transcribed Image Text:A random variable X has pmfs: EX 4 0,05 6. 10 12 0.15 0,1 0,3 0,4 If Z-5-2X.Find the expectation of Z Select one: О а. 20 O b. -13 O C. -20 O d. 13
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