Diseases d1 d2 and d3nbspcause symptom a with probabilities, Ask an Expert

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Diseases D₁. D₂. and D₃ cause symptom A with probabilities 0.5. 0.7, and 0.8. respectively. if 5% of a population have disease D₁, 2% have disease D₂, and 3.5% have disease D₃, what percent of the population have symptom A? Assume that the only possible causes of symptom A are D₁, D₂, and Di and that no one carries more than one of these three diseases.

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