A Level Maths (Edexcel) EVERYTHINGG > Conditional Probability > Flashcards
Independent
P(A) X P(B) = P(AnB)
Mutually Exclusive
P(A) + P(B) = P(AuB)
Conditional Probability Formulae:
P(A|B) = P(AnB) / P(B)
Formula relating the intersection to the union
P(AuB) = P(A) + P(B) - P(AnB)