TB9 B&B Lecture 4; Motor function and cognition

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  • Created by: mint75
  • Created on: 22-05-16 17:17

1. What are the three conditions for making a decision?

  • At least two possible choices, expectations can be predicted about outcomes, value of outcome can be assessed
  • Carried out with respect to cost-benefit analysis, value of outcome must outweigh cost, value of outcome can be assessed
  • At least one possible choices, expectations can be predicted about outcomes, value of outcome must be salient
  • Value of outcome must outweigh cost, expectations can be predicted about outcomes, all choices have salience
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2. What is a normative theory?

  • Concept of probability, expected value and utility and bias when there are risks involved
  • Variable ratio reinforcement and schedules of reinforcement
  • Bias when there are risks involved and variable schedules of reinforcement

3. What is the strategy that should be used by rational individuals in the prisoners dilemma?

  • Variable reinforcement
  • Short term reward
  • Nash equilibrium
  • Long term gain

4. What characterises the mesolimbic pathway?

  • Projections to nucleus accumbens (near ventral striatum), amygdala and hippocampus
  • All of the cortex but especially medial parts of the frontal lobe

5. What is the main premise of descriptive theory?

  • People make decisions based on anticipated gains and losses which are subjectively assessed. Concept of availability
  • People make decisions based on anticipated gains and losses which are objectively assessed to remove bias. Concept of availability
  • Concept of probability, expected value and utility and bias when there are risks involved
  • Bias when there are risks involved and variable schedules of reinforcement

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