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:

Control

In the context of user interfaces, it refers to elements that allow users to perform actions or input data, such as buttons, sliders, and switches.

Form Layout View

A mode in database applications that allows the user to design or view a form in the context of how it will appear when filled out or printed.

Deletes

The action or process of removing or erasing data, files, or entries from a digital storage medium.

Text Box

A graphical control element in which users can input text data in software programs or websites.