Mr. Hanai recorded the outfit choices of the students for picture day from two periods. Which describes the variables in the two-way table?Outfits for School Pictures PantsSkirtTotal3rd Period3123544th Period233558Total5458112
Answer
A
type of outfit and total students
B
type of outfit and total students in third period
C
period number and type of outfit
D
period number and total students who wore pants
Explanation
The two-way table groups students by two categories: their period (3rd or 4th) and their outfit type (pants or skirt). The totals summarize the counts; they are not one of the variables. So the variables are period number and type of outfit, choice C.
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