Examlex
A shipment of 20 digital cameras contains two that are defective.A random sample of three is selected and tested.Let X be the random variable associated with the number of defective cameras in a sample.Find the probability distribution of X and the expected number of defective cameras in a sample.
Object Permanence
The Piagetian term for one of an infant’s most important accomplishments: understanding that objects and events continue to exist even when they cannot directly be seen, heard, or touched.
Disequilibrium
A state of imbalance or instability, often used in the context of emotional or cognitive conflict.
Assimilation
The cognitive process of fitting new information into pre-existing cognitive schemas, perceptions, and understanding.
Accommodation
In cognitive development, the process by which individuals modify their existing mental frameworks or schemas to incorporate new information.
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