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Home Q & A Board Science-Related Homework Help Mathematics
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Scullion Scullion
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7 years ago
Researchers collect data by interviewing athletes who have won olympic gold medals from 1980 to 1992.
A) Retrospective
B) Cross-sectional   
C) Prospective
D) None of these
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JoannaMillsJoannaMills
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Posts: 478
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7 years ago
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Scullion Author
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#2
7 years ago
Thanks
wrote...
#3
7 years ago
Good luck on your exam!
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