Question 6 ( Prove that, for any pair of random variables X and Y with finite expected values and for Z = max(X, Y), the inequality below is always true, or provide an example that shows that it is false: E (Z) ≤ max (E (X), E (Y))

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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Question 6
Prove that, for any pair of random variables X and Y with finite expected
values and for Z = max(X, Y), the inequality below is always true, or provide an example
that shows that it is false:
E (Z) ≤ max (E (X), E (Y))
Transcribed Image Text:Question 6 Prove that, for any pair of random variables X and Y with finite expected values and for Z = max(X, Y), the inequality below is always true, or provide an example that shows that it is false: E (Z) ≤ max (E (X), E (Y))
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