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BaLLatris [955]
3 years ago
7

A study was done in Pueblo, CO, to compare the pattern of heart attack rates across the year before and the year after a public

smoking ban had been enacted. The researchers who conducted this study used a(n) ______ design.
Social Studies
1 answer:
omeli [17]3 years ago
7 0

Answer: Interrupted time-series

Explanation:

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