Question

multiple choice question
what is the term for a measurable trait or characteristic that is subject to change under different conditions?
○ an operational definition
○ a variable
○ a literature review
○ a hypothesis

Explanation:

• An operational definition outlines how to measure a concept, not the trait itself.
• A literature review is a summary of existing research, unrelated to the described term.
• A hypothesis is a testable prediction, not a measurable changing trait.
• A variable is defined as a measurable trait/characteristic that varies under different conditions, matching the question's description.

Answer:

C. a variable