Miller and Weiss's Cross-Sectional Experiment with Children of Ages Seven

question 211

Multiple Choice

Miller and Weiss's cross-sectional experiment with children of ages seven, 10, and 13 assessed selective attention. When the oldest children recalled fewer irrelevant details from the scenes, this result showed that

• A)less effort was expended by the oldest group.
• B)the younger children were more intelligent.
• C)gender mattered, with older girls delaying performance.
• D)older children were better able to ignore irrelevant details.

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Definitions:

Long-Run Equilibrium

A state in which all factors of production and economic inputs can be fully adjusted, and all market forces are balanced.

Increase in Demand

A situation where the quantity of a good or service that consumers are willing and able to purchase at a particular price rises.

Marginal Revenue

The additional revenue that a firm gains when it sells one more unit of a product or service.

Average Total Cost

The total cost of production (fixed plus variable costs) divided by the number of units produced.