maath
posted by Diana .
The accompanying tree diagram represents a twostage experiment. (Let x = 0.45, y = 0.55, r = 0.65, s = 0.35, t = 0.4, and w = 0.6.)
Use the diagram to find the following probabilities. (Round your answers to three decimal places.)
(a) Find P(A) · P(D  A).
(b) Find P(B) · P(D  B).
(c) Find P(A  D).
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