In a recent poll, a random sample of adults in some country (18 years and older)

Question

In a recent poll, a random sample of adults in some country (18 years and older) was asked. "When you see an ad emphasizing that a product is "Made in our country.' are you more likely to buy it less likely to buy it. or neither more nor less likely to buy it?' The results of the survey, by age group, are presented in the following contingency table Complete parts (a) through (c). (a) What is the probability that a randomly selected individual is 45 to 54 years of age. given the individual is more likely to buy a product emphasized as "Made in our country"? The probability is approximately (Round to three decimal places as needed) (b) What is the probability that a randomly selected individual is more likely to buy a product emphasized as "Made in our country, " given the individual is 45 to 54 years of age? The probability is approximately (Round to three decimal places as needed) (c) Are 18- to 34-year-olds more likely to buy a product emphasized as "Made in our country" than individuals in general? Yes, more likely No, less likely

Explanation / Answer

a) probability that a person is 45 to 54 yrs of age; given more likely to buy a product =387/1377=0.281

b)probability =387/572=0.677

c)as proportion of more likely for 18-34 age group is less then that of in general;

therefore No, less likely is correct

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