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Mathematics, 24.06.2019 03:30 Wolfiid

Kareem wants to find the number of hours the average sixth-grader at his school practices an instrument each week. which is the best way kareem can get a representative sample? he can randomly survey 50 boys in the school. he can survey 30 students in the school band. he can randomly survey 50 sixth-graders in the school. he can survey 20 friends from his neighborhood.

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