2.99 See Answer

Question: A witness identified a suspect as having


A witness identified a suspect as having blond hair. However, when tested under lighting conditions similar to those on the night of the incident, it was concluded that the probability of correctly identifying blond h air is .80 and the probability of being incorrect about non blond h air is .3. Suppose that .4 is the proportion of persons with blond hair that live in the area.
Let A = [ Identified as blond] and B = [ Person is blond].
(a) Fill in the four probabilities, and the marginal totals, in the table.
(b) Given that this person was identified as blond, find the probability of being blond.



A witness identified a suspect as having blond hair. However, -1


2.99

See Answer