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

question 51

Multiple Choice

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.

---

Definitions:

Cluster Sampling

A sampling technique where the population is divided into clusters, and a random sample of these clusters is selected for study.

Numerical Composition

The arrangement or structure of numbers or quantities within a particular domain or dataset.

Simple Random Sampling

A sampling method where each member of a population has an equal chance of being included in the sample.

Equal Probability

This refers to the concept that all outcomes or members of a population have the same chance of occurring or being chosen.