SOLUTION: Three members of your family (two parents and yourself) went to buy three cell phones. The phones come in three colors: red, blue and black. You all pick them randomly. What is the

Question 564017: Three members of your family (two parents and yourself) went to buy three cell phones. The phones come in three colors: red, blue and black. You all pick them randomly. What is the probability that all three phones will be red or blue?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Three members of your family (two parents and yourself) went to buy three cell phones. The phones come in three colors: red, blue and black. You all pick them randomly. What is the probability that all three phones will be red or blue?
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For each individual: P(red or blue) = P(red) + P(blue) = 1/3 + 1/3 = 2/3
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For all three indicuals: P(red or blue) = (2/3)^3 = 8/27
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Cheers,
Stan H.
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