An Operational Definition Is

question 381

Multiple Choice

An operational definition is:

• A) a research design in which the participants act or operate as their own control group.
• B) a precise description of how each variable in a particular study will be manipulated or measured.
• C) one that has been approved by the American Psychological Association.
• D) a statistical method used in psychological research to correct for bias that may be operating in the experimental situation.

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Definitions:

Methane

A colorless, odorless, flammable gas that is the simplest alkane, consisting of one carbon atom bonded to four hydrogen atoms.

Chlorine

A chemical element with the symbol Cl and atomic number 17, known for its extensive use in disinfection and its role as a bleaching agent.

Chemical Reaction

A process that involves rearrangement of the molecular or ionic structure of a substance, distinct from its physical form changes.

Mechanism

The detailed process or pathway by which a chemical reaction occurs, including the step-by-step sequence of elementary reactions.