A researcher cannot have a research study with an independent variable without also having a(n) ______.
A) confounding variable
B) dependent variable
C) additional independent variable
D) discrete variable

Question

Quizplus · Accepted Answer

A dependent variable is necessary in order to measure the effects of the independent variable. Without a dependent variable, there is no way to determine whether the independent variable had any impact. Confounding variables and additional independent variables may be present, but are not necessary for a study to be conducted with an independent variable and dependent variable. A discrete variable is any variable that can only take on certain values, and is not specifically relevant to the question.

A Researcher Cannot Have a Research Study with an Independent