An independent researcher tested the effectiveness of the Atkins weight loss program by randomly selecting 1000 subjects using that program. Each of the subjects was called to report their weight before the diet and after the diet. Determine whether this study is an experiment or observational study.

Question

Social Studies

Litzy Duran

7 December, 01:30

An independent researcher tested the effectiveness of the Atkins weight loss program by randomly selecting 1000 subjects using that program. Each of the subjects was called to report their weight before the diet and after the diet. Determine whether this study is an experiment or observational study.

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Spike · Answer 1

Experimental study

Explanation:

Experimental research is used in science, psychology, chemistry, etc. it is a collection of many research designs. Used manipulation and control of the testing to know the causal effects. It is a scientific research approach which manipulates one variable and control other variables. Three factors are important in experimental research. Experiments are conducted to predict the phenomenon. It explains some kinds of casual effects.

Time priority Consistency Magnitude in correlation