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Mathematics, 31.07.2019 22:30 21gl13826
Avaccine has 90% probability of being effective in preventing a certain disease. the probability of getting the disease if the person is not vaccinated is 50%. in certain geographic region, 25% of the people get vaccinated. if a person is selected at random , find the probability that he or she will contract the disease
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Avaccine has 90% probability of being effective in preventing a certain disease. the probability of...
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