20-06-2016
Mathematics

Answered

Two events, X and Y, are independent of each other. P(Y) =5/6 and P(X and Y) =1/3 . What is P(X) written as a decimal?

Verified Answer :

olemakpadu olemakpadu

26-06-2016

Since both are independent

P(X and Y) = P(X) P(Y)

1/3 = P(X) (5/6)

1/3 * 6/5 = P(X)

2/5 = P(X)

P(X) = 2/5 = 0.40

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