In the First Phase of an Experiment, One Group of Rats

question 62

Multiple Choice

In the first phase of an experiment, one group of rats is reinforced for every lever press.Another group of rats is reinforced for every 15th lever press.In the second phase, both groups receive continuous reinforcement.In later extinction trials, subjects that received continuous reinforcement in phase 1 decreased responding more quickly than those that were reinforced every 15th trial.These findings support

• A)the discrimination hypothesis.
• B)the extinction burst hypothesis.
• C)the modern two-process theory.
• D)the frustration theory.

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Definitions:

Restricting Type

A subtype of anorexia nervosa where weight loss is achieved primarily through dieting, fasting, or excessive exercise, without regular binge-eating or purging behavior.

Binge/Purge Type

Describes a behavior pattern in eating disorders characterized by episodes of excessive eating followed by efforts to avoid weight gain through purgative methods.

Eating Disorders

Mental disorders defined by abnormal eating habits that negatively affect a person’s physical or mental health.

Body Dissatisfaction

A negative perception of one's own body image, often involving a discrepancy between one’s actual physical appearance and the ideal body image one wishes to achieve.