Which of the following kinds of studies would be the best to use when investigating whether cigarette smoking influences weight gain?
A)Single-blind
B)Double-blind
C)Conventional
D)Cohort

Question

Quizplus · Accepted Answer

A cohort study would be the best choice since it involves following a group of people over time and measuring their smoking habits and weight changes. This would allow for the investigation of the relationship between smoking and weight gain. Single-blind and double-blind studies are typically used to investigate the effectiveness of treatments or interventions, and conventional studies may not provide the necessary longitudinal data needed for this investigation.

Which of the Following Kinds of Studies Would Be the Best