Ornstein and Associates Have Shown That a 7-Year-Old Will Rehearse

question 123

Multiple Choice

Ornstein and associates have shown that a 7-year-old will rehearse as effectively as a 12-year-old as long as the items the child must remember remain in sight.What do these results imply about the source of the inefficient rehearsal that 7-year-olds normally display?

• A)It results from a mediation deficiency.
• B)It results from the physical limitations of the short-term store in young children.
• C)It results from problems in retrieving items to form clusters.
• D)It results from a lack of motivation to succeed when memory tasks are difficult.

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Definitions:

Operating Leverage

A measure of how sensitive a company's operating income is to changes in its sales volume, indicating the impact of fixed costs on earnings.

Fixed Production Costs

Costs that do not change with the level of production or output, such as rent, salaries, and insurance premiums, which a company must pay regardless of its level of production.

Contribution Margin

The selling price per unit, minus the variable cost per unit, indicating how much a product contributes towards covering fixed costs and generating profit.

Simulation Analysis

A process of modeling a real-world system or process through a computer program to study its behavior under various conditions.