X: numbers of the throws until you get the first 6 with a normal dice. a) ΩX= ? b) P(X=4)=? c) PX(x)=? d) P(3<X<or =7)=?
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Originally Posted by sf1903 X: numbers of the throws until you get the first 6 with a normal dice. a) ΩX= ? b) P(X=4)=? c) PX(x)=? d) P(3<X<or =7)=? By ΩX do you mean the expectation (or mean) of X, usually denoted here by E(X)? CB
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