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3. People who smoke are asked to halve the number of cigarettes consumed each day so that any effect on pulse rate can be measured. Is it a survey, observation or experiment method?
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3. People who smoke are asked to halve the number of cigarettes consumed each day so that any effect on

pulse rate can be measured.
Is it a survey, observation or experiment method?

User Jamadagni
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1 Answer

4 votes
This is an experiment.
User Xtophe
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5.3k points
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