Time Magazine online posted an article that claims that a long work commute (45 minutes or more) is harmful to overall well-being and can contribute to obesity, stress, and loneliness (www.healthland.time.com/2011). Is this more likely to be an observational study or a controlled experiment?
Why?
Can the reader conclude that taking a job with a long commute will result in poorer health?

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The Answer of Time Magazine online posted an article that claims that a long work commute (45 minutes or more) is harmful to overall well-being and can contribute to obesity, stress, and loneliness (www.healthland.time.com/2011). Is this more likely to be an observational study or a controlled experiment? Why? Can the reader conclude that taking a job with a long commute will result in poorer health?

Time Magazine Online Posted an Article That Claims That a Long