A travel agent randomly sampled individuals in her target market and asked, Did you use a travel agent to book your last airline flight? By cross-referencing the answers to this question with the responses to the rest of the questionnaire, the agent obtained data such as that in the following contingency table:
Did You Use a Travel Agent
to Book Your Last Flight?
Age
Yes No
Under 30
15 30
30 to 39
20 42
40 to 49
47 42
50 to 59
36 50
60 or older
45 20
Determine if there is an association between the respondent’s age and use of a travel agent to make reservations for the respondent’s last flight.
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