A group of researchers wants to determine whether certain dietary factors are associated with the risk of attention deficit hyperactivity disorder (ADHD)in children.The scientists follow a group of 500 healthy newborn babies for 10 years and collect health information as well as dietary practices for each child.At the end of the study period,the scientists analyze the data for correlations between the children's dietary practices and their likelihood of being diagnosed with ADHD.This is an example of a ________ study.
A)retrospective
B)factorial
C)prospective
D)hypothetical

Question

Quizplus · Accepted Answer

The study is following a group of healthy newborn babies for 10 years and collecting information on their dietary practices and health outcomes. This is an example of a prospective study, as the data is being collected over time, rather than retrospectively looking back at past data. A factorial study involves manipulating multiple variables, and a hypothetical study is not a recognized type of study design.

A Group of Researchers Wants to Determine Whether Certain Dietary