Experiment it would be easier to control for the effects of

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Explain whether an experiment or an observational study would be more appropriate to investigate whether acupuncture can help people to heal from sports-related injuries.

Experiment; an observational study would take too long.

Observational study; it would be easier to control for the effects of lurking variables such as exercise.

Observational study; an experiment would take too long.

Experiment; it would be easier to control for the effects of lurking variables such as exercise.

Experiment; it would be unethical to subject people to a potentially harmful treatment over a long period of time.

Reference no: EM13636509

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