Two principles that facilitate the elimination of extraneous variables in testing are

Question

Quizplus · Accepted Answer

Objectivity refers to the ability for the experiment to be carried out in a standardized and unbiased manner, while standardization ensures that the same procedures are followed for all participants, reducing the likelihood of extraneous variables influencing the results. Therefore, the best choice is C, which combines these two principles. Option A is incorrect because projectivity is not a recognized principle in research. Option B is incorrect because elaboration is not a principle in research. Option D is incorrect since explicity and implicity are not applicable principles in testing.

Two Principles That Facilitate the Elimination of Extraneous Variables in Testing