What is the best way to ensure that third variables are not responsible for differences found between groups in a study?

🎲 Try a Random Question  |  Total Questions in Quiz: 102  |  🧠 Study this quiz with Flashcards
This question is part of a full practice quiz:
PSYCH202B Final Exam - Research Methods Lab — practice the complete quiz, review flashcards, or try a random question.

MCQs on creation, editing, evaluation and review of psychological experiments.
 


What is the best way to ensure that third variables are not responsible for differences found between groups in a study?