William Stern's Formula for the Intelligence Quotient Was Mental Age

question 22

Multiple Choice

William Stern's formula for the intelligence quotient was mental age divided by chronological age and then multiplied by 100.What is the IQ of a 12-year-old with a mental age of nine?

• A)125
• B)135
• C)75
• D)85

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Definitions:

Non-price Competition

A marketing strategy where a company tries to distinguish its product or service from competing products based on attributes other than price.

Herfindahl-Hirschman Index

A measure of market concentration used to determine the competitiveness of a market. It sums the squares of the market shares of all firms in the industry.

Industry

A group of companies that produce similar products or services, often characterized by shared markets, competition, and regulations.

Industry Concentration Ratio

A measure used to determine the extent of market control held by the largest companies within an industry, often indicating the level of competition.