Recent content by logNormal

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    Intersection of unindependent events

    Homework Statement Show -0.25 <= P( X \cap Y ) - P( X )P( Y ) <= 0.25 for any events X, Y Homework Equations P( X \cap Y ) = P( X )P( Y | X ) Bayes' theorem Anything I missed? The Attempt at a Solution Obviously if X and Y are independent P( X \cap Y ) = P( X )P( Y )...