Six Students from a Psychology Class Reported the Number of Hours

question 78

Multiple Choice

Six students from a psychology class reported the number of hours of television they watch per week.Here are their data: 18, 12, 15, 14, 13, 16.The variance of the number of hours of television watched per week for this sample of six students is:

• A) 1.97.
• B) 3.89.
• C) 15.13.
• D) 23.33.

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Definitions:

Farm Subsidy

A governmental financial aid paid to farmers and agribusinesses to supplement their income, manage the supply of agricultural commodities, and influence the cost and supply of such commodities.

Agricultural Surpluses

The production of agricultural goods that exceeds the immediate needs of the population, leading to stockpiling or exports.

Suburbanization

The process whereby populations move from urban areas to suburbs, leading to the growth of residential areas on the outskirts of cities.

Middle-Class Americans

A socioeconomic group consisting of people who fall between the working class and the upper class within the American society, often characterized by moderate levels of income and education.