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Suppose X is a discrete...

Suppose X is a discrete random variable with the following probability distribution:

X P(X)

2 0.2

3 0.3

4 0.4

5 0.1

What is the expected value of X?

X P(X)

2 0.2

3 0.3

4 0.4

5 0.1

What is the expected value of X?

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