Mathematics, 10.05.2021 21:30, abbyhammondd
A state government study surveyed a representative sample of child-care centers about childhood illnesses. Which statement BEST explains what makes the sample representative?
A. Every child-care center that participated must have reported childhood illnesses to the state
B. Every child-care center in the state had an equal chance of participating in the study
C. Every child-care center in the state participated in the study
D. Every child-care center was asked a series of randomly selected questions
Answers: 1
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A state government study surveyed a representative sample of child-care centers about childhood illn...
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