X: numbers of 6's after 180 throws with a normal dice. P(X>=38)=?
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Originally Posted by sf1903 X: numbers of 6's after 180 throws with a normal dice. P(X>=38)=? Or, you could use normal approximation to determine . Because and you get (by the central limit theorem)
And just in case the above answer looks like gibberish, you might want to read about the binomial distribution on wikipedia: Binomial distribution - Wikipedia, the free encyclopedia
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