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Pedro wants to know if listening to music using head phones for more than 60 minutes per day affects hearing. Would a survey, an observational study, or an experiment be more us…

Pedro wants to know if listening to music using head phones for more than 60 minutes per day affects hearing. Would a survey, an observational study, or an experiment be more us…
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Pedro wants to know if listening to music using head phones for more than 60 minutes per day affects hearing.

Would a survey, an observational study, or an experiment be more useful?

User Arkia
by
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1 Answer

11 votes

Answer:

I think an observational study would be more helpful/useful

User Kanstantsin Shautsou
by
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