Dummy Variables Take on the Values of ________ and Are

question 18

Multiple Choice

Dummy variables take on the values of ________ and are used to model the effects of different levels of qualitative variables.

• A) 1 or −1
• B) 1 or 2
• C) 0 or 2
• D) 0 or 1

---

Definitions:

Behavioral Activation Therapy

A treatment for depression that focuses on engaging patients in activities to improve mood and decrease depressive thoughts.

Psychodynamic Therapy

A therapeutic approach that emphasizes understanding the psychological roots of emotional suffering through introspection and self-examination.

Learned Helplessness

The perception, based on past experiences, that one has no control over one’s reinforcements.

Cognitive-Behavioral Therapy

A type of psychotherapeutic treatment that helps patients understand the thoughts and feelings that influence behaviors to treat various mental disorders.