SOLUTION: Experience shows that a ski lodge will be full (156 guest) if there is a heavy snow fall in December, while only partially full (57 guest) with a light snow fall. What is the expec
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Question 293135: Experience shows that a ski lodge will be full (156 guest) if there is a heavy snow fall in December, while only partially full (57 guest) with a light snow fall. What is the expected number of quest if the probability for a heavy snow fall is .40?
a.96.6
b.93.6
c.116.4
d.62.4
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Experience shows that a ski lodge will be full (156 guest) if there is a heavy snow fall in December, while only partially full (57 guest) with a light snow fall. What is the expected number of quests if the probability for a heavy snow fall is .40?
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Random # values: 156 and 57
Corresponding probabilities: 0.6 and 0.4
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E(x) = 0.6*156 + 0.4*57 = 116.4
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Cheers,
Stan H.
=================
a.96.6
b.93.6
c.116.4
d.62.4
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