What does P(A|B) mean ?
What is the probability of A given that B has happened
What does P(AnB) mean ?
What does P(AuB) mean ?
What does P(A’) mean ?
What is the equation for P(AuB) ?
P(AuB) = P(A) + P(B) - P(AnB)
What is the equation for P(A|B) ?
P(A|B) = P(AnB) / P(B)
Do you know how to use / draw two way tables ?
How do we rearrange the formula for p(A|B) for tree diagrams ?
Do you know how to use and draw tree diagrams ?
How do you check if events are indepdnat ?