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The probability distribution for both values of a random variable X is (September 2023 - G01)

The probability distribution for both values of a random variable X is given in the table below.

Given that the expected value of X is 20, what is the value of k?

A. 6
B. 8
C. 16
D. 24
E. 28

Solution

Correct answer: D. 24.

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Exam Edition: September 2023 - G01

Exam Year: 2023

Related topics: Algebra, Probability Distribution, Expected Value