Mary Hides Ramy's Favorite Toy Under a Blanket While Ramy

question 86

Multiple Choice

Mary hides Ramy's favorite toy under a blanket while Ramy watches. Ramy removes the blanket and squeals when he sees the toy. Mary again hides the toy, but this time under a different blanket. Even though Ramy saw where Mary hid his toy, he still looks under the first blanket before removing the second blanket and retrieving the toy. Ramy has displayed _____.

• A) lack of centration
• B) lack of object permanence
• C) habituation
• D) the A-not-B error

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Definitions:

PHStat

An Excel add-in program that enhances the analytical capabilities of Excel, making it easier to perform statistical analysis.

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PHStat

A software add-in for Microsoft Excel that enhances the statistical functions of Excel, commonly used for statistical analysis and education.