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    Statistics for Management and Economics
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    Exam 7: Random Variables and Discrete Probability Distributions
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    If X and Y Are Random Variables with E(X)= 6
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If X and Y Are Random Variables with E(X)= 6

Question 120

Question 120

Multiple Choice

If X and Y are random variables with E(X) = 6 and E(Y) = 9,then E(2X + 3Y) is:


A) 39
B) 15
C) 27
D) 12

Correct Answer:

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