Which research method involves manipulating one or more factors and using random assignment of participants?
A) descriptive
B) correlational
C) experimental
D) longitudinal

Question

Quizplus · Accepted Answer

Experimental research involves manipulating one or more factors and using random assignment of participants to control for extraneous variables and determine cause-and-effect relationships. Descriptive research simply involves observing and describing a phenomenon, correlational research examines the relationship between variables, and longitudinal research studies participants over an extended period of time.

Which Research Method Involves Manipulating One or More Factors and Using