The Sample Size Needed to Provide a Margin of Error

question 25

Multiple Choice

The sample size needed to provide a margin of error of 2 or less with a .95 probability when the population standard deviation equals 11 is

• A)10
• B)11
• C)116
• D)117

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Definitions:

Quality Circles

A group of workers who voluntarily meet together to discuss and propose solutions to workplace problems, aiming to improve the quality of products or workflow.

Workplace Organization

Refers to the methodical planning and structure of work tasks, roles, and processes within a company to improve efficiency and employee satisfaction.

Goods Produced

Items or products that have been created through a process of manufacturing, farming, or other means of production.

Secondary Labor Market

Contains a disproportionately large number of women and members of racial minorities, particularly African and Hispanic Americans. Employees in the secondary labor market tend to be unskilled and lack higher education. They work in small firms with low levels of capital investment. Employment is insecure, earnings are low, and fringe benefits are meager.