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: A research company wants to study smokers and nonsmokers to determine whether 10 years of smoking affects lung capacity. Which type of data gathering should be used? A Survey B Experimental Study C Observational
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A research company wants to study smokers and nonsmokers to determine whether 10 years of smoking affects lung capacity. Which type of data gathering should be used?

A Survey
B Experimental Study
C Observational Study
D Census

User Majocha
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4 votes

Answer: B, experimental study.

Step-by-step explanation: Sorry if the answer is wrong. I think the type of data gathering that should be used is experimental study because it can show through data if smoking for 10 years affects the lung capacity of individuals.

User Charles Kendrick
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