Which of the following best describes an independent variable in an experiment?
Difficulty: Medium
About this MCQ
Medium ACT item. Correct choice: A. The variable the researcher deliberately changes or manipulates.
- A. The variable the researcher deliberately changes or manipulates ✓
- B. The variable that is measured as the outcome
Why not B: “The variable that is measured as the outcome” is not The variable the researcher deliberately changes or manipulates.
- C. A variable that is kept constant throughout the experiment
Why not C: “A variable that is kept constant throughout the experiment” is not The variable the researcher deliberately changes or manipulates.
- D. A variable that has no effect on the results
Why not D: “A variable that has no effect on the results” is not The variable the researcher deliberately changes or manipulates.
Correct answer
A. The variable the researcher deliberately changes or manipulates
Explanation
The variable the researcher deliberately changes or manipulates is the term that matches Which of the following best describes an independent variable in an experiment option A Option B The variable that is measured as the outcome is a different value from The variable the researcher deliberately changes or manipulates Option C A variable that is kept constant throughout the experiment is a different value from The variable the researcher deliberately changes or manipulates Option D A variable that has no effect on the results is a different value from The variable the researcher deliberately changes or manipulates Keep The variable the researcher deliberately changes or manipulates as the ACT.
Source: Original practice question, MCQsHub
Tags: Science, American Exams, ACT, Experimental Design
Submitted by: MCQsHub Editorial
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