A Researcher Who Is Evaluating the Significance of a Multiple

question 16

Multiple Choice

A researcher who is evaluating the significance of a multiple regression equation with two predictor variables obtains an F-ratio with df = 2,18.How many individuals were needed to produce the sample data used to find the regression equation?​

• A)​18
• B)​19
• C)​20
• D)​21

---

Definitions:

Anxiety Disorder

A mental health disorder characterized by feelings of worry, anxiety, or fear that are strong enough to interfere with one's daily activities.

Biological Condition

A state or circumstance of a living organism or bodily part resulting from a genetic or environmental factor.

Etiology

Factors that contribute to the development of disordered thoughts, emotions, and/or behaviors.

Obsessive-compulsive Disorder (OCD)

A mental health disorder where a person has recurring, unwanted thoughts (obsessions) and behaviors (compulsions) they feel compelled to repeat.