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AMDM: Unit 1 - Analyzing Numerical Data Name: Practice - Weighted Averages Consider two grading systems: Grading System 1 Grading System 2 Tests - 50% Tests - 60% Final Exam grade - 25% Final Exam grade - 15% Homework - 15% Homework - 15% Class participation - 10% Class participation - 10% 1. If your values are the following, which grading system do you prefer? Test average: 84 Final Exam Grade: 68 Homework: 90 Class Participation: 95 2. If you score 8 points higher on the final exam, how does your final grade change for each system? 3. If your homework average was 6 points lower, which grading scale would you prefer? 4. Use the following information to find your final course average for each grading system: Test Grades: 80, 74, 82, 88 Final exam grade = 84 Homework = 90 Class Participation= 95 5. Use the following information to calculate what grade you need on your final exam to end up with a final average of 80 (which mean you need a 79.5). Grading System -- Test average 45% Final exam 20% Homework 30% Notebook 5% You received the following grades: Test grades average: 80 Homework: 85 Notebook: 100