As a Longitudinal Experiment,Juan Worked with Two Different Groups,one Who

question 11

Multiple Choice

As a longitudinal experiment,Juan worked with two different groups,one who was receiving a special stress-reduction training,and another who was not.These two groups were matched together on important variables,and a pretest and posttest were both performed.However,he noticed that after sessions the individuals in the stress-reduction training were telling those in the control group about what they did each day.What form of internal invalidity is this?

• A)compensation
• B)compensatory rivalry
• C)diffusion or imitation of treatments
• D)demoralization
• E)history

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Definitions:

Immediate Reinforcer

A reward that occurs directly following a behavior, which increases the likelihood of the behavior being repeated in the future.

Good Behavior

Actions that are considered to be in accordance with societal or specific setting standards, often rewarded or looked upon favorably.

Fixed Interval Schedule

A type of reinforcement schedule in operant conditioning where rewards are provided after a specific fixed time has elapsed.

Reinforcement

A stimulus that follows a response and increases the frequency of the response.