At Minimum, the Number of Independent Variables That Must Be

question 10

Multiple Choice

At minimum, the number of independent variables that must be included in a study in order for it to be classified as an experiment is ______.

• A) none
• B) one
• C) two
• D) three

---

Definitions:

Explanation

A statement or account that makes something clear by describing the relevant structure, mechanism, or reasons.

Argument

A sequence of statements or reasoning aimed to demonstrate a position as true or logically sound.

Explanandum

Explanandum is the phenomenon or event that is being explained in a scientific or philosophical context.

Hypothesis

An educated guess or proposed explanation made on the basis of limited evidence as a starting point for further investigation.