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In 2007, Swedish researchers published results from a study in which they followed about 2000 obese patients who had undergone weight-loss surgery-either gastric bypass or surgical banding-over 15 years and compared them with about 2000 similarly obese people who didn't have surgery but who were counseled in diet and exercise. One goal of the study was to determine whether bariatric surgery led to greater weight loss than diet and exercise counseling.
-In this study,the independent variable was ________,and the dependent variable was _________.

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In 2007, Swedish researchers published results from a study in which they followed about 2000 obese patients who had undergone weight-loss surgery-either gastric bypass or surgical banding-over 15 years and compared them with about 2000 similarly obese people who didn't have surgery but who were counseled in diet and exercise. One goal of the study was to determine whether bariatric surgery led to greater weight loss than diet and exercise counseling.
-In this study,the independent variable was ________,and the dependent variable was _________.

Quizplus · Accepted Answer

The independent variable in this study was the intervention, which was either surgery or diet/exercise counseling. The dependent variable was weight loss, as this was the outcome that the researchers were measuring and comparing between the two groups. Therefore, choice A is the correct answer.

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