Question

A dependent variable is

Answer 1

A variable that depends on another. It wouldn't be the variable you're changing, it would be the variable your testing. For example, a test score would be a dependent variable.

Answer 2

A dependent variable refers to what one determines in the experiment or in the test and it is the one, which is influenced at the time of the experiment. The dependent variable reacts towards the independent variable. It is termed as dependent as it relies upon the independent variable. In a scientific experiment, one cannot possess a dependent variable in the absence of an independent variable.