Which of the Following Is an Example of a Null

question 1

Multiple Choice

Which of the following is an example of a null hypothesis?

• A) This industrial process makes windshields having an average length equal to 33 inches.
• B) The average quantity of detergent put into a box by this filling machine is not 1 pound.
• C) This shipping company's average delivery time is different from 3 days.
• D) The average thickness of aluminum sheets is not 0.03 inches, as required.

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Definitions:

Scientific Management

A theory of management that analyzes and synthesizes workflows, with the goal of improving economic efficiency, especially labor productivity.

Inclement Weather

Harsh or severe weather conditions that can include heavy rain, snow, wind, or other elements.

Productivity

The amount of quality work accomplished in relation to the resources consumed.

Hawthorne Effect

The phenomenon where individuals modify or improve an aspect of their behavior in response to their awareness of being observed.