Scenario 1 (Part B) A researcher was interested in investigating the relation between autism and academic performance. At the beginning of the school year, elementary students' parents from La Habra school district were given the Autism Diagnostic Observation Schedule (ADOS) in order to assess students' autism level. The student's GPA was then calculated at the first semester and found r = .15, p<.05. Indicate the research approach used in this study