Answer:
Applying a theory to one's self.
Step-by-step explanation:
Students at University, college or high school practice romantic relationships that is to say students date one another while in school. Now, from the question we are told that a student chooses "dating as his or her experiment. And we are also told that; ''The student hypothesizes about how the theory being tested applies to them personally" which means that the theory of ''dating" has already been experimented by fellow students.