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A doctor is called to sea a stick child....

A doctor is called to sea a stick child. The doctor knows (prior to the visit) that `90%` of the sick chideren in that neighborhood are sick with the flu, denoted by F, white `10%` are sick children in that neighborhood are sick with the flu, denoted by F, while `10%` are sick with the measles, denoted by M.A wellknow symptom of measles is a rash, denoted by R.The probability of having a rash for a child stick with the measles is `0.95.` However, occasionally children with the flu also develop a rash, with conditional probability 0.08. Upon examination the child, the doctor finds a rash. Then what is the probability that the child has the measles ?

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A doctor is called to see a sick child. The doctor knows (prior to the visit) that 90% of the sick children in that neighbourhood are sick with the flu, denoted by F , while 10% are sick with the measles, denoted by Mdot A well-known symptom of measles is a rash, denoted by R. The probability having a rash for a child sick with the measles is 0.95. however, occasionally children with the flu also develop a rash, with conditional probability 0.08. upon examination the child, the doctor finds a rash. The what is the probability that the child has the measles? 91//165 b. 90//163 c. 82//161 d. 95//167

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