Which of the following methods is most clearly suited for testing whether construals exert a causal effect on game performance?

Question

Quizplus · Accepted Answer

Manipulating the name of a game would directly test whether the construals that come with the name (e.g. aggressive vs peaceful) have a causal effect on game performance. The other variables (room temperature, participants' moods, age) might have some indirect or confounding effects on game performance, but they are not as directly related to construals.

Which of the Following Methods Is Most Clearly Suited for Testing