medium · MCAT chem-phys

A gambler continues to play a slot machine because it occasionally provides a payout, even though the number of pulls required between wins is unpredictable.

This behavior is maintained by which reinforcement schedule, and what is its effect on extinction?

  1. Fixed-interval; very resistant to extinction
  2. Fixed-ratio; very rapid extinction
  3. Variable-interval; very rapid extinction
  4. Variable-ratio; very resistant to extinction

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