| 单词 | a dependent variable |
| 释义 | dependent variableDefinition A factor or phenomenon that is changed by the effect of an associated factor or phenomenon called the independent variable. For example, consumption is a dependent variable because it is caused and influenced by another variable: income. In a mathematical equation or model, the dependent variable is the variable whose value is to be determined by that equation or model. In an experiment, it is the variable whose behavior under controlled conditions (that are allowed to change in an organized manner) is studied. Use 'dependent variable' in a SentenceIf you are trying to understand how the number of hours worked per day affects overall worker productivity, worker productivity is the "dependent variable" because it is controlled by work hours, not the other way around. The business students learned that airline fuel costs were a dependent variable that went down when oil prices fell and went up when they rose. It was extremely hard to form the experiment in such a way that we could identify the effects on one clearly defined dependent variable. |
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