The Research Method in Which an Investigator Manipulates One or More

question 45

Multiple Choice

The research method in which an investigator manipulates one or more factors to observe the effect on some behavior or mental process is called a(n)

• A) scientific method.
• B) operational definition.
• C) case study.
• D) experiment.

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Definitions:

Electrical Engineer

A professional who designs, develops, and tests electrical equipment and systems, including electric motors, machinery controls, and power generation equipment.

Degrees Of Freedom

The number of independent values or quantities that can vary in the calculation of a statistic, often affecting the shape of the test distribution.

Desktop Printers

Devices designed for printing documents and images from a personal computer at a desk or in a small office environment, typically varying in size, speed, and functionality.

Print Speed

The rate at which a printer produces printed material, typically measured in pages per minute (ppm).