A researcher is studying whether being a smoker causes people to get colds moreoften. Classify each method as a survey, an experiment, or an observational study.Then explain which method would be the most reliable.Method A: Choose people who already smoke and who do not and monitor howmany colds they get in a period of years.Method B: Choose 100 people at random. Have 50 people smoke regularly for sixmonths and 50 people not smoke for six months. Then monitor how many of the 100people get colds within the next six months.Method C: Ask people who currently have a cold whether or not they smoke.Tell whether each method of gathering data is a survey, an observational study, or anexperiment. Which option would give the most reliable results?

Method A: It is a observational study because choosing people who already smoke and who do not will…

Answered: A researcher is studying whether being…

Principles Of Marketing

17th Edition

ISBN:9780134492513

Author:Kotler, Philip, Armstrong, Gary (gary M.)

Publisher:Kotler, Philip, Armstrong, Gary (gary M.)

Chapter1: Marketing: Creating Customer Value And Engagement

Section: Chapter Questions

Problem 1.1DQ

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A researcher is studying whether being a smoker causes people to get colds more often. Classify each method as a survey, an experiment, or an observational study. Then explain which method would be the most reliable.