Multiple choice

If I floss more, then I will have fewer cavities. What is the independent variable?

  1. Number of cavities

  2. Amount of flossing

  3. Type of floss

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The independent variable is the factor that the researcher deliberately changes or manipulates. In this scenario, the amount of flossing is the variable being changed to see its effect on the number of cavities.