AQA A-level maths > Chapter 27 - Probability 2 (Stats) > Flashcards
what are the conditions for mutually exclusive events?
p (A n B) = 0
p (A u B) = p (A) + p (B)
what is the equation for independent events?
independent events
p (A n B) = p(A) X p(B)
what does p (B / A ) = ?
p ( B / A) = p ( A n B) / p (A)