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Chapter 6 Notes AP Tips
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Know about classical conditioning and Ivan Pavlov. Classical conditioning: the repeated pairing of an unconditioned stimulus with a neutral stimulus to produce the same behavior. UCS/US : an event that produces an automatic or unlearned response UCR/UR : an automatic or unlearned response that is preceded by a UCS
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Neutral stimulus (NS) : a stimulus that does not elicit a response prior to learning CS : an original neutral stimulus that has been paired repeatedly with the UCS to produce a conditioned response CR : a response elicited by the conditioned stimulus
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Pavlov’s experiment What was the UCS? Meat powder What was the UCR? Salivation What was the NS? Bell What was the CS? Bell What was the CR? Salivation
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Know factors that may influence the conditioning process. Generalization: the tendency for a conditioned response (behavior) to be elicited by similar stimuli Discrimination: the ability to distinguish between the CS and similar stimuli that are not associated with the UCS
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Second-order conditioning: a new neutral stimulus is repeatedly paired with the conditioned stimulus in order to elicit the same conditioned response Extinction: when the conditioned stimuli no longer elicits the conditioned response after repeated presentation of the CS without the UCS Reconditioning: a quick relearning of a previously extinct CS-CR association Spontaneous recovery: the recovery of a previously extinguished response after a passage of time
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Know about the experiment involving “little Albert” John B. Watson wanted to condition the emotion of fear in a human infant Conditioned 9-month old Albert to cry at the sign of a white rat Used second-order conditioning to generalize fear to white and fluffy stimuli
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Understand how classical conditioning is used for practical applications. Treating phobias: flooding – continuously exposing an individual to the fear-evoking CS to eliminate the CR (fear) Systematic desensitization – exposing the patient to a series of approximations to the anxiety- producing stimulus under relaxed conditions until the anxiety reaction is extinguished
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Counterconditioning: pairing fear- evoking stimulus with a pleasant stimulus to reverse the effects of the phobia. Conditioned taste aversion – when exposure to a noxious substance causes sickness and results in the individual associating the food with the sickness, making him or her avoid that food in the future
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Know about B.F. Skinner and operant conditioning. Punishment: a stimulus that decreases the strength of the exhibited behavior Reinforcer: a stimulus that increases the strength of the exhibited behavior Primary reinforcers: any reinforcing stimuli that satisfy a biological need Secondary reinforcers: any previously neutral stimuli that have gained reinforcement value after being associated with another reinforcer
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Positive: the addition of a stimulus Negative: the removal of a stimulus Remember that all reinforcers (+ or -) will encourage the repetition of a behavior.
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Know the four basic types of partial reinforcement schedules. Fixed-ratio: reinforcement is provided after a set number of the correct responses are performed Variable-ratio: reinforcement is provided after a varying number of correct behaviors Fixed-interval: reinforcement is provided for the first desired response after a set amount of time has elapsed Variable-interval: reinforcement is provided after the first desired response after a varying amount of time has elapsed.
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Understand cognitive learning terms. Learned helplessness: failure to continue exerting effort for an outcome because all previous attempts have failed. Cognitive maps: mental representations people rely on to understand complex patterns. Latent learning: learning that may not be displayed until a later time
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Know about Albert Bandura and observational learning. Observational learning: acquiring knowledge by watching others perform a task. Bandura: Bobo doll experiment
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