Question

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Which would produce a sample that would be representative of a school's seventh-grade population?

a. survey every fifth seventh grader entering the cafeteria who brought their lunch to school

b. survey every fifth seventh grader in the library

c. survey every fifth seventh grader entering the school at the beginning of the school day

d. survey every fifth seventh grader in a pre-algebra class

Answer 1

C.surveying every fifth seventh grader entering the school at the beginning of the school day

Explanation:

Answer 2

C

Explanation:

Not all seventh graders will bring a lunch too school, be in the library, or be in a pre-algebra class, but its reasonable to assume that most will enter the school at the beginning of the day.