P(E)???
The tree diagram attached is part of the problem to indicate the probability .
Please explain the process of how you get the answer, becuz Im going to have an exam on similar questions like this 2marro? Thanx

Question

P(E)???
The tree diagram attached is part of the problem to indicate the probability . 
Please explain the process of how you get the answer, becuz Im going to have an exam on similar questions like this 2marro? Thanx

anonymous · Answer

attachment

anonymous · Answer

P(E) = P(E|A) + P(E|B) + P(E|C)
So you look at each way you can get E. Find the probability for each, then sum them.