TABLE 4-3 A Survey Is Taken Among Customers of a Fast-Food Restaurant

Short Answer

TABLE 4-3
A survey is taken among customers of a fast-food restaurant to determine preference for hamburger or chicken. Of 200 respondents selected, 75 were children and 125 were adults. 120 preferred hamburger and 80 preferred chicken. 55 of the children preferred hamburger.
-Referring to Table 4-3, assume we know that a person prefers chicken. The probability that this individual is an adult is ________.