Professor Stott Is Conducting an Experiment Where He Shows a Child

question 32

Multiple Choice

Professor Stott is conducting an experiment where he shows a child two clay "sausages" that are identical in size and shape. He then allows the child to watch as he rolls one of the clay sausages into a longer, thinner sausage. Professor Stott then asks the child whether the two clay sausages still contain the same amount of clay. This experiment was designed to examine

• A) object permanence.
• B) egocentrism.
• C) symbolic representations.
• D) conservation.

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Definitions:

Finite Population

A population with a limited number of elements or units, making it possible to enumerate all members of the population.

Sample

A subset selected from a larger population for the purpose of investigation or analysis.

Standard Error

A statistical measure that quantifies the accuracy with which a sample distribution represents a population by describing the dispersion of sample means around the population mean.

Population Standard Deviation

A measure of the dispersion of a population’s values from the mean, indicating how spread out the data points are.