A Company Has Developed a New Engine Whose Average Lifetime

question 28

Multiple Choice

A company has developed a new engine whose average lifetime is unknown.In order to estimate this average,100 engines are randomly selected from a large production line and tested; their average lifetime is found to be 11 years.The 11 years represents a:

• A)parameter.
• B)statistic.
• C)sample.
• D)population.

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Definitions:

Cultural Setting

The environment, including social norms and practices, that is shaped by the cultural background of a group or community.

Hierarchical Model

A system of organization where entities are ranked one above the other according to status or authority.

Intelligence

The ability to learn, understand, and apply knowledge, solve problems, and adapt to new situations.

Spearman's G

A theory proposed by Charles Spearman that suggests a general intelligence factor underlies all cognitive abilities.