Lauren Validated Her Selection Battery and Found a Validity Coefficient

question 105

Multiple Choice

Lauren validated her selection battery and found a validity coefficient of .74. Later, her selection battery yielded a validity coefficient of .67 when she used a different sample of participants. This drop in the validity coefficient is an example of:

• A)validity generalization.
• B)cross-invalidation.
• C)validity shrinkage.
• D)regression to the mean.

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Definitions:

National Output

National output is the total value of goods and services produced by an economy over a specific period, reflecting the economic productivity.

1929

The year marked by the Wall Street Crash, leading to the Great Depression, a significant worldwide economic downturn.

Recession

A period marked by a significant decline in economic activity across the economy, lasting for several months or more, visible in real GDP, real income, employment, industrial production, and wholesale-retail sales.

World War II

A global conflict that took place from 1939 to 1945, involving most of the world's nations and marked by significant events that shaped modern history.