Question: Basic Computation: Addition Rule Given P A 5 0.7 and P B 5 0.4: (a) Can events A and B be mutually exclusive? Explain. (b)

Basic Computation: Addition Rule Given P A 5 0.7 and P B 5 0.4:

(a) Can events A and B be mutually exclusive? Explain.

(b) If P A and B 5 0.2, compute P(A or B).

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