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Elisa Has 1000 Participants Over the Age of 21 for a Research

Question 45

Multiple Choice

Elisa has 1000 participants over the age of 21 for a research project on urban lifestyles,providing people in one group with a car,and another group with public transit passes.What procedure is best for selecting who will be in the group given a car?


A) select by age
B) select by residential area
C) select by education level
D) flip a coin

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