A large group of people is to be checked for two common

Reference no: EM13639232

A large group of people is to be checked for two common symptoms of a certain disease. It is thought that 20% of the people possess symptom A alone, 30% possess symptom B alone, 10% possess both symptoms, and the remainder have neither symptom. For one person chosen at random from this group, find the probability that the person has both symptoms given that he has symptom B.

Reference no: EM13639232

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