Scenario 2: The researchers would like to see if the mean GPA of the student sample (n = 1200) is higher than the mean GPA of the population of students from all universities in the region (u = 2.97). a. To answer this research question, which t-test should be conducted? How many tails? b. What is the mean GPA of the student sample? c. Conducted the appropriate t-test. Report your findings in APA format. Interpret the result