Jaydah is a 3-month-old infant participating in an experiment. She's lying in her crib with one end of a ribbon tied to her foot and the other end tied to a mobile dangling over her crib. She quickly learns that she controls the movement of the mobile with her kicking. One week later, the researchers return, tie the ribbon to her foot and hang the mobile above her crib. Immediately, Jaydah starts vigorously kicking her leg. What does this experiment demonstrate?

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This experiment demonstrates that Jaydah has developed operant conditioning ... View the full answer