# Suppose that 20% of the time Henry eats out twice a week, 25% of the time he eats out once a week, and 55% of the time he doesn't eat out at all in a given week. What is the expected value for the number of times Henry eats out during a week?

Suppose that 20% of the time Henry eats out twice a week, 25% of the time he eats out once a week, and 55% of the time he doesn't eat out at all in a given week. What is the expected value for the number of times Henry eats out during a week?
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