Q:

Whose class would you rather be in, if each teacher has different grading schemes? Mr. Winking’s Grade WeightsHomework Average10%Quiz Average25%Test Average45%Final Exam Grade20%Ms. Sand’s Grade WeightsHomework Average15%Quiz Average20%Test Average40%Final Exam Grade25%Your Grade Report: Homework Average: 95% Quiz Average: 85% Test Average: 87% Final Exam Grade: 90%Step 1: Find your final average for Mr. Winking’s Class (10 points) Step 2: Find your final average for Ms. Sand’s Class. (10 points) Step 3: Determine which class you would rather be in. Write in complete sentences. Use your answers from steps 1 and step 2 to justify your answer. (10 points)

Accepted Solution

A:
Answer:Mr. Winking 87.9%Ms. Sand 88.55%Ms. Sand's class is betterStep-by-step explanation:Step 1: Average in Mr. Winking's Class 87.9%Convert each weight factor to a decimal. Homework 10% = 0.1Quiz 25% = 0.25Test 45% = 0.45Exam 20% = 0.2Multiply your grades by the weight factors:Homework 0.1 X 95% = 9.5%Quiz 0.25 X 85% = 21.25%Test 0.45 X 87% = 39.15%Exam 0.2 X 90% = 18%Add all of these values:9.5% + 21.25% + 39.15% + 18%= 87.9%Step 2: Average in Ms. Sand’s Class 88.55%Convert each weight factor to a decimal. Homework 15% = 0.15Quiz 20% = 0.2Test 40% = 0.4Exam 25% = 0.25Multiply the weight factors by your grades:Homework 0.15 X 95% = 14.25Quiz 0.2 X 85% = 17Test 0.4 X 87% = 34.8Exam 0.25 X 90% = 22.5All all these values:14.25 + 17 + 34.8 + 22.5= 88.55%Step 3:I would rather be in Ms. Sand's class. My average in her class would be 88.55%, whereas in Mr.Winking's Class, my average would be 87.9%. 88.55% is a higher mark than 87.9% and I want higher marks. Therefore, I would get higher marks in Ms. Sand's class.