Mr. Niemis' Flipped Lessons - Variables, controls and control group

What is an independent variable in an experiment?

• The results of the experiment.

• The part of the experiment that is kept the same.

• The part of the experiment being tested or changed.

• The group that receives no treatment.

What does a dependent variable represent in an experiment?

• The factor that is intentionally changed by the experimenter.

• The outcome or results that are measured.

• The conditions that are kept constant.

• The group that does not receive the experimental treatment.

Why are controls important in an experiment?

• They are the part of the experiment that is being tested.

• They help ensure the experiment's results are accurate.

• They represent the outcome of the experiment.

• They are the group that receives no changes.

What is the main purpose of a control group in an experiment?

• To be the part of the experiment that is changed.

• To measure the results of the experiment.

• To provide a basis for comparison.

• To keep all conditions the same.