A survey is taken among customers of fast-food restaurants to determine preference for hamburgers or chicken. Of 200 respondents selected, 75 were children and 125 were adults. One hundred and twenty preferred hamburgers and 80 preferred chicken. Fifty-five of the children preferred hamburgers.
-Referring to Instruction 4.3,assume we know that a person has ordered a hamburger.The probability that this individual is a child is_____________ .

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The Answer of A survey is taken among customers of fast-food restaurants to determine preference for hamburgers or chicken. Of 200 respondents selected, 75 were children and 125 were adults. One hundred and twenty preferred hamburgers and 80 preferred chicken. Fifty-five of the children preferred hamburgers.
-Referring to Instruction 4.3,assume we know that a person has ordered a hamburger.The probability that this individual is a child is_____________ .

A Survey Is Taken Among Customers of Fast-Food Restaurants to Determine