Examlex
Suppose researchers train a rat to press a bar when a 1,000 Hz tone sounds and that you train the same rat to NOT press the bar when a 1,200 Hz tone sounds.Finally,they test for generalization using the following sounds: (a)900 Hz, (b)1,000 Hz, (c)1,100 Hz,and (d)1,200 Hz.Draw a graph showing the excitatory and inhibitory gradients and the summation curve showing the peak shift.
Object Permanence
The understanding that objects continue to exist even when they cannot be observed directly.
Sensorimotor
Relating to or involving both sensory and motor functions or pathways, often used in reference to a stage in early child development.
Preoperational
A stage in Piaget's theory of cognitive development where children from ages 2 to 7 have increasing mental representation but do not yet understand concrete logic.
Concrete Operational
This term refers to Piaget's stage of cognitive development where children aged 7 to 11 years can think logically about concrete events and understand the concept of conservation.
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