Extraneous Variables

question 10

Multiple Choice

Extraneous variables

• A) reduce power and increase the likelihood of a Type 2 error.
• B) increase power and reduce the likelihood of a Type 2 error.
• C) reduce power and reduce the likelihood of a Type 2 error.
• D) increase power and increase the likelihood of a Type 2 error.

---

Definitions:

Primary Reinforcer

A stimulus that is inherently rewarding and satisfies a basic biological need, such as food or water.

Positive Reinforcer

A motivator that, when given after a specific behavior, boosts the chance of that behavior being replicated.

Secondary Reinforcer

A stimulus that has acquired the property of reinforcing behaviors through association with a primary reinforcer.

Watson

John B. Watson was an American psychologist who established the psychological school of behaviorism, emphasizing the importance of observable behaviors.