In the course of experimental researchers to survey score as independent variables, during the experiment, the number of couples looking for the dependent variable to observe experiments
During the experiment, the researchers in the survey resulting in a score of independent variables, the experiment lovers watch as the dependent variable the number of experimental observation
In the course of the experiment, the researchers take the scores as the independent variables in the questionnaire survey, and the number of the couple in the process of the experiment as the dependent variable to observe the experiment.