In an Application to Estimate the Mean Number of Miles

question 49

Multiple Choice

In an application to estimate the mean number of miles that downtown employees commute to work roundtrip each day, the following information is given: If the desired confidence level is 95 percent, the appropriate critical value is:

• A) z = 1.96
• B) t = 2.093
• C) t = 2.086
• D) .7826

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Definitions:

Technological Advances

Refers to the improvement and innovation in technology which enhances the functionality, efficiency, and application of various systems, devices, or methodologies.

Ancient Chinese Civilization

One of the world’s earliest civilizations, noted for its significant contributions to writing, technology, philosophy, and governance originating thousands of years ago in the Yellow River Valley.

Rice Agriculture

The cultivation of rice as a primary food crop, involving various methods and practices depending on the geographical and environmental conditions.

Preindustrial Societies

Societies characterized by limited technological development, with economies based chiefly on subsistence farming or hunting and gathering.