in an experiment (= a scientific test done in order to learn something), the variable (= a number, amount, or situation that can change) that is being studied and that changes when another variable is changed

The response variable is the focus of a question that is being considered in a study or experiment. 反应变量是研究或实验中考虑的问题的焦点。

The response variable can be defined as a variable whose value depends on that of another.