In a study of adolescent children using a group of high school football players and junior-high school cyclists,researchers compared the length of recovery from concussion between those wearing brand X helmets and those wearing brand Y helmets.In this study "high school football players" represent which type of variable?
A) Demographic
B) Dependent
C) Independent
D) Research

Question

Quizplus · Accepted Answer

Demographic variables are attributes of members of a sample population.The dependent variable is the outcome variable and is the variable researchers wish to predict based on manipulation of the independent variable.The independent,or experimental variable,is manipulated by the researcher to observe possible effects on the dependent variable.A research variable is used in quantitative studies.

In a Study of Adolescent Children Using a Group of High