2. You are trying to determine the average anxiety level of students in a university class over time and after the COVID-19 pandemic. You give students a group of 10 students an anxiety questionnaire at different times their first semester back, here is their data: Data: First day back 8, 7, 9, 7, 6, 8, 8, 6, 5, 8 2 weeks 7, 9, 9, 6, 8, 8, 7, 5, 5, 7 4 weeks 6, 7, 8, 7, 7, 6, 6, 6, 5, 6 8 weeks 5, 5, 6, 4, 4, 5, 6, 6, 4, 5

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