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Two known complications of heart surgery are stroke and heart attack, with a probability of 0.02 and 0.05, respectively. The patient asks what chances he has of having both complications. Assume that the complications are conditionally independent. I'm not clear on how to arrive at the correct answer. I'm thinking that I should add the two probabilities and divide by 0.93, which would give me 0.08 which doesn't seem correct

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