​How Might an Investigator Test for the Concept of Conservation

question 82

Multiple Choice

​How might an investigator test for the concept of conservation?

• A)Place a toy behind a barrier and see whether the child reaches around it to get the toy.
• B)​Ask a hypothetical question, such as "How could we move a mountain of whipped cream from one part of the city to another?"
• C)​Show the child two equal rows of coins and then spread out one row and ask whether the rows are still the same.
• D)​Demonstrate a way of playing with a toy, then give the child the toy and see whether he or she plays with it the same way.

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Definitions:

Reliability

The consistency of a measurement, test, or research findings across different occasions and contexts.

Validity

The extent to which a test, measurement, or research study accurately reflects or assesses the concept it is intended to measure.

Data Collection

The process of systematically gathering and measuring information on variables of interest, in an established systematic fashion that enables one to answer stated research questions, test hypotheses, and evaluate outcomes.

Communication Research

The scholarly study of communication processes and dynamics, utilizing various methodologies to understand and interpret communication behavior and effects.