Which Laboratory Example Reflects a Fixed-Ratio Schedule of Reinforcement

question 154

Multiple Choice

Which laboratory example reflects a fixed-ratio schedule of reinforcement?

• A)A pigeon pecking a disk receives food every 6 minutes.
• B)Every 7th time a rat presses a lever, it receives food pellets.
• C)Every 6 minutes, a rat receives food for pressing a lever. Then the schedule changes to every 5 minutes, then to every 9 minutes.
• D)A pigeon pecking a disk receives food after 4 pecks, then after 7, after 5, and then after 6.

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