A Reason for the Many Initial Incompatibilities in the Telephone

question 58

Multiple Choice

A reason for the many initial incompatibilities in the telephone system was that __________.

• A) private enterprise developed the telephone systems
• B) poor-quality materials were used to produce phones
• C) inexperienced workers installed phone lines
• D) government regulations burdened private companies

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Definitions:

Variation

In statistics, it refers to the measure of the spread or dispersion of a set of data points or values in a dataset.

Explanatory Variables

Variables in a statistical model that are used to explain variance in the dependent variable; also known as independent variables.

Sales

The exchange of a commodity for money; the action of selling something.

Least Significant

Refers to the component of a data set, measurement, or statistical result that contributes the least impact or importance.