A Researcher Has Developed a Measure of a Person's Ability

question 28

Multiple Choice

A researcher has developed a measure of a person's ability to detect colours.He finds the measure is not related to a person's spelling ability.This finding would illustrate what type of validity?

• A) Convergent
• B) Discriminant
• C) Reliable
• D) Face

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Definitions:

Purely Competitive

An ideal market scenario where there are many sellers and buyers, each small relative to the market, products are homogeneous, and there is free entry and exit from the market.

Producer Surplus

The divergence between the anticipated payment by producers for a good or service and the actual financial return they obtain.

Allocative Efficiency

An economic state where resources are distributed in a way that maximizes the net benefit to society, ensuring that every good or service is produced up to the point where the last unit provides a benefit to consumers exactly equal to the cost of producing it.

Consumer Surplus

The disparity between the amount consumers are prepared to spend on a product or service and the amount they end up paying, indicating the advantage to consumers.