SOLUTION: twenty-five percent of households in a town have a microwave sample of fifteen houses,what is the probility that exactly 5 has microwave oven?

Question 967527: twenty-five percent of households in a town have a microwave sample of fifteen houses,what is the probility that exactly 5 has microwave oven?

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
twenty-five percent of households in a town have a microwave sample of fifteen houses,what is the probility that exactly 5 has microwave oven?
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P(x = 5) = 15C5*0.25^5*0.75^10 = binompdf(15,0.25,5) = 0.1652
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Cheers,
Stan H.
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