Question

Which of the following statements is true?
1-If a hypothesis is proven false, a mistake has been made in the experiment.
2-The independent variable is what changes as a result of the dependent variable.
3-Changes in the independent variable cause changes in the dependent variable.
4-Once a hypothesis is proven true, it becomes a theory and cannot be disproved.

Answer 1

Answer:

Explanation:

2) The independent variable is what changes as a result of the dependent variable.