Quantitative Research. Experimental. Experimental Research. Cause and effect relationships are established by manipulating the INDEPENDENT variable(s) and observing the effect on the DEPENDENT variable.
General study description: Recruited obese participants will spend 3 weeks in a tightly controlled laboratory setting
Dependent Variable: Weight Loss
Independent variable: food intake
Independent variable: exercise regimen
(Jacobsen, 2012, figure 13-6)
(Jacobsen, 2012, figure 12-2)