The BEST definition of an experiment is _____.
A)a standardized scientific procedure for conducting investigations
B)the identical treatment of participants in two groups to determine the effect of a dependent variable on an independent variable
C)a systematic recording of behavior exhibited by participants in the laboratory
D)a carefully controlled scientific procedure that determines whether variables manipulated by the experimenter have a causal effect on other variables

Question

Quizplus · Accepted Answer

An experiment is defined as a carefully controlled scientific procedure that manipulates one or more variables to determine their effect on other variables, aiming to establish causal relationships. This is best captured by option D, which emphasizes the control and manipulation aspects fundamental to experimental research.

The BEST Definition of an Experiment Is _____