The systematic elimination of extraneous variables, other than those you are…
2023
The systematic elimination of extraneous variables, other than those you are interested in, can be done in which of the following types of research ?
- A.
Qualitative research
- B.
Longitudinal research
- C.
Experimental research
- D.
Correlative research
Attempted by 24 students.
Show answer & explanation
Correct answer: C
Experimental research is designed to establish cause-and-effect relationships by manipulating independent variables while strictly controlling for extraneous factors. This systematic elimination or control of confounding variables distinguishes it from qualitative, longitudinal, and correlative approaches which inherently lack this level of experimental control.