According to Piaget,children Lack the Concept of Object Permanence During

question 27

Short Answer

According to Piaget,children lack the concept of object permanence during the ____________ stage.​

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Definitions:

Selection Bias

A problem in experimental design stemming from the experimental groups not being comparable.

Spurious Relationships

A connection between two variables that appears causal but is actually caused by a third variable.

Experimental Situation

The setting experimental subjects are placed in. This setting may be a threat to external validity if it does not reflect external reality.

External Validity

Relates to whether an experiment has in fact captured the external world that the researcher is investigating.