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Mathematics 9 Online
OpenStudy (ovidia):

Which of these samples is a valid random sample for the population given?

OpenStudy (ovidia):

Alia questions three students from her class to learn about the movie preferences of students in her school. Miles randomly surveys a group of customers at a coffee shop to understand the coffee consumption habits of 18- to 24-year-old Americans. Carson interviews students working part-time to gather data on the general spending habits of students. Lea speaks with the managers at half of the town’s 10 supermarkets, which stock similar items, to find out which breakfast cereal is most popular among the town's residents.

KjSaif (kjsaif):

Most reasonable would be D

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