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Roediger and Karpicke (2006) Studied Performance on a Memory Test

question 22

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Roediger and Karpicke (2006) studied performance on a memory test in two groups of participants. In one group, participants studied the material twice (study-study) . In the other group, participants studied the material once and then were tested on the material (study-test) . A final test measuring recall was administered in both groups after various retention intervals. Which statement about performance on the final test is true?


Definitions:

Graph

A visual representation of data, showing the relationship between two or more variables or plotting points in a coordinate system.

Profit-Maximizing Level

The output quantity at which a firm achieves the highest possible profit by equating marginal revenue with marginal cost.

Output

The total amount of goods and services produced by an economy over a specific period.

Graph

A visual representation of data designed to show the relationship between two or more variables in a clear and concise way.

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