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Question: For each pair of variables, indicate whether or not a two-way table would be appropriate for summarizing the relationship. In each case, briefly explain why or why not.

a. Age group (under 20, 21-29, etc.) and rating of a song on 1 to 5 scale (1 = hate it, 5 = love it).

b. Gender and opinion about capital punishment.

c. Head circumference (centimeters) and gender.

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