Frances wishes to study the effects of violent videogames on children's levels of aggression. As children come to the lab for the study, she flips a coin. If it turns up heads, the child plays a violent videogame. If it turns up tails, the child plays a nonviolent videogame. Frances has used the technique of
A) random selection.
B) random assignment.
C) creating matched pairs.
D) correlated assignment.

Question

Quizplus · Accepted Answer

Random assignment is the process of assigning participants to different groups using a random method, such as flipping a coin, to ensure that each participant has an equal chance of being placed in any group. This helps to control for potential confounding variables and ensures that the groups are comparable.

Frances Wishes to Study the Effects of Violent Videogames on Children's