Examlex
A student who is participating in a long term research project decides to stop participating and does not inform the experimenter of his decision. This is an example of which of the following threats to validity?
Immature Visual Systems
A developmental phase where the visual apparatus of infants is not yet fully developed, affecting their ability to see clearly and process visual information completely.
Object Permanence
The understanding that objects continue to exist even when they cannot be seen, heard, or otherwise sensed.
Dishabituation
A renewal of response to a stimulus following a period of habituation, often due to the introduction of a novel stimulus.
Primary Circular Reaction
In Piaget’s theory, repeating an action that produced a chance event involving the infant’s body.
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