SOLUTION: If a fair die is rolled 7 times, what is the probability, rounded to 7 decimal places, of getting at least 5 fives?

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Question 818431: If a fair die is rolled 7 times, what is the probability, rounded to 7 decimal places, of getting at least 5 fives?
Answer by stanbon(75887) About Me  (Show Source):
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If a fair die is rolled 7 times, what is the probability, rounded to 7 decimal places, of getting at least 5 fives?
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Binomial Problem with n = 7 and p(5) = 1/6
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P(5<= x <=7) = binomcdf(7,1/6,7)-binomcdf(7,1/6,4) = 0.4986
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Cheers,
Stan H.
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