One group of households was asked how satisfied they were with their car, while the other group was asked how dissatisfied they were. Results are shown in Table 17.4.7.
a. Which group was more likely to report that they were satisfied?
b. Which group was more likely to report that they were dissatisfied?
c. Are the differences significant? Justify your answer by reporting the chi-squared statistic and its degrees of freedom.

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TABLE 17.4.7 Number of Household Responses According to Question Asked Question Asked Satisfied" 139 82 "Dissatisfied" 128 Very satisfied Somewhat satisfied Somewhat dissatisfied Very dissatisfied 69 12 20 10 23