Question

A dependent variable is:

A. Measured to show the effect of a change.

B. Collected to draw conclusions.

C. Kept the same to make an experiment a fair test.

D. Changed to test a hypothesis.

Answer 1

Dependent variable is the variable that changes. It is the only thing that changes in an experiment. That way the if a change occurs the reason is obvious because only one thing changed. The answer would be A.

Answer 2

Measured to show the effect of a change.

• The dependent variable is the variable that is being measured or tested in an experiment.

Where is dependent variable used?

• The dependent variable is the variable that is being measured or tested in an experiment.
• The dependent variable responds to the independent variable.
• It is called dependent because it depends on the independent variable.

What is hypothesis?

• A hypothesis is an assumption that is proposed for the sake of argument so that it can be tested to see if it might be true.
• The hypothesis is constructed before any applicable research has been done, apart from a basic background review.

Hence, A option is correct.

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