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How do you do this question?

How do you do this question?-example-1
User Kurt Revis
by
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1 Answer

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Answer:

-$0.16

Explanation:

The expected value is the sum of the outcomes multiplied by their probabilities.

E(X) = 1/38 (+68) + 37/38 (-2)

E(X) = -0.16

User TYZ
by
5.1k points