3 years ago

How do you do this question?

Mathematics

1 answer:

Sveta_85 [38]3 years ago

5 0

Answer:

-$0.16

Step-by-step 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

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