A certain virus infects one in every 400 people. A test used todetect the virus in a person is positive 85% of the time if theperson has the virus and 5% of the time if the person does not havethe virus. (This 5% result is called a false positive). Let A bethe event \"the person has the virus\" and B be the event \"the persontests positive\".
1) Find the probability that A person has the virus given thatthey have tested positive, i.e. find P(A|B). (Round your answer tothe nearest hundredth of a percent).
2 A person does not have the virus given that they testnegative, i.e. find P(A'|B'). Round your answer to the nearesthundredth of a percent.
Hint: please answer this Questions with clearhandwriting because I am not fluent im English .. I will be verythankfull for this
