The probabilities that stock A will rise in price is 0.40 and that stock B will rise

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The probabilities that stock A will rise in price is 0.40 and that stock B will rise in price is 0.60. Further, if stock B rises in price, the probability that stock A will also rise in price is 0.80.

a. What is the probability that at least one of the stocks will rise in price?

b. Are events A and B mutually exclusive? Explain.

c. Are events A and B independent? Explain. P-258

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