A researcher is examining obesity in elementary school students by selecting a group of students who are medically obese and another group at a healthy weight.The independent variable will be fruit and vegetable intake over the past two years.What is the best description of the design of this study?

Question

Quizplus · Accepted Answer

The design is causal-comparative because it compares two groups (obese and healthy weight students) based on a pre-existing condition (weight status) rather than manipulating the independent variable (fruit and vegetable intake).

A Researcher Is Examining Obesity in Elementary School Students by Selecting