SOLUTION: Determine whether the description corresponds to an observational study or an experiment. Thirty university students are divided into two groups. One group receives free tutori

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Question 1066006: Determine whether the description corresponds to an observational study or an experiment.
Thirty university students are divided into two groups. One group receives free
tutoring in mathematics comma the other doesn't. After one semester, scores on final mathematical examinations are compared.
Does the description correspond to an observational study or an​ experiment?
Experiment or Observational study?
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Experiment. The students were divided into two groups and compared with how they did given what they received. If an observational study, one would have noted this and looked back at what happened, for example.