Lect+12+March+09 - Instrumental Conditioning: Motivational...

Info iconThis preview shows pages 1–13. Sign up to view the full content.

View Full Document Right Arrow Icon
Instrumental Conditioning: Motivational Mechanisms Ch. 7 March 9, 2010
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Email: conditioning.learning@live.com TA: Kai Lu Office Hours: Wed 2-5pm Email: kialu@eden.rutgers.edu Rm 332 Psychology Building, Busch
Background image of page 2
Midterm 2: Exam Date z Per class consensus (well at least that showed up for class on Tuesday March 2)-here’s the new date for midterm 2: { Thursday, March 25, 2010 z What is on the exam: { 4. Classical Conditioning: Mechanisms. z Blocking Effect z Rescorla Wagner { 5. Instrumental Conditioning: Foundations. { 6. Schedules of Reinforcement and Choice Behavior. { 7. Instrumental Conditioning: Motivational Mechanisms.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Lecture Outline z Ch 7 { The Associative Structure of Instrumental Conditioning z The S- R Association and the Law of Effect z Expectancy of Reward and the S- O Association z R- O and S( R- O) Relations in Instrumental Conditioning { Behavioral Regulation z Antecedents of Behavioral Regulation z Behavioral Regulation and the Behavioral Bliss Point z Economic Concepts and Response Allocation z Problems with Behavioral Regulation Approaches z Contributions of Behavioral Regulation
Background image of page 4
flashback z Ch 4 { What Determines the Nature of the Conditioned Response? z The Stimulus- Substitution Model z Learning and Homeostasis: A Special Case of Stimulus Substitution z The CS as a Determinant of the Form of the z The CS as a Determinant of the Form of the CR z Conditioned Responding and Behavior Systems z S-R versus S-S Learning
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
The Stimulus-Substitution Model
Background image of page 6
The Stimulus-Substitution Model z Pavlov’s Substitution Theory { By repeatedly pairing the CS with US, the CS becomes a substitute for the US. { In brief, CS = US CS Center US Center Response Center
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
The US as a Determining Factor for the CR z { Autoshaping in pigeons { Pigeons when they eat z Behavior is open beak, closed eyes z Performs rapid hard pecking movements { Pigeons when they drink z Behavior is closed beak, open eyes z Lowers beak underwater, periodically opens to suck in water
Background image of page 8
Evidence in support of the stimulus substitution hypothesis z { Autoshaping in pigeons { 1st group had CS(light)-->US(grain) z Photos showed pigeons trying to “eat” the lit key (open beak and closed eyes) when they pecked z CS(light) becomes subsitute for US(grain) { 2nd group had CS(light)-->US(water) z Photos showed pigeons trying to “drink” the lit key (closed beak and open eyes) when they pecked z CS(light) becomes subsitute for US(water)
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Left = Water Right = Grain
Background image of page 10
Evidence against the stimulus substitution hypothesis z Any study in which the elicited CR is different from the UR 1. when a tone is paired with shock, rats will jump to the US (shock), but the CR is typically freezing 2. when a light is paired with food, rats will rear to the light (CR) but the UR is approach to the food dispenser
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Difficulties with the Stimulus- Substitution Model. z
Background image of page 12
Image of page 13
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 11/17/2011 for the course PSYCHOLOGY 830:311 taught by Professor Rovee-collier during the Spring '09 term at Rutgers.

Page1 / 82

Lect+12+March+09 - Instrumental Conditioning: Motivational...

This preview shows document pages 1 - 13. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online