a record or narrative description of past events. a history of France; he gave an inaccurate account of the plot to kill the president; the story of exposure to lead. report, news report, story, account, write up (noun).
1 Responding (or Dependent) Variable: This is the variable that changes as a result of the changes in the manipulated variable. 2  In our fertilizer example, the responding variable would be the size of the plants. 3  Controlled Variables (or Controls): These are all the things that you will keep the same in your experiment. Responding (or Dependent) Variable: This is the variable that changes as a result of the changes in the manipulated variable. 2  In our fertilizer example, the responding variable would be the size of the plants. 3  Controlled Variables (or Controls): These are all the things that you will keep the same in your experiment.
Sometimes when a business is struggling and there is no way to know why you can use a manipulated variable to see if that is the problem. 48 people found this helpful. Sometimes thing are not perfect, not everything is ideal, occasionally there exists a manipulated variable that affects the outcome of experiments. 39 people found this helpful. If you wanted to find out if an action is the cause of an event you could try using a manipulated variable to see if that is what causes it.