If a researcher only uses classificatory variables and does not manipulate any variables, the type of research is:
A)Case study
B)Single-subject design
C)Correlational
D)Experimental

Question

Quizplus · Accepted Answer

Correlational research involves the examination of relationships between variables and the use of classificatory variables to measure these relationships. However, this type of research does not involve the manipulation of any variables. Case studies and single-subject designs involve the in-depth examination of one or a few cases, while experimental research involves the manipulation of one or more variables to observe the effect on another variable.

If a Researcher Only Uses Classificatory Variables and Does Not