SOLUTION: A professor grades students on 4 test, a term paper, and a final examination. Each test counts as 15% of the course. The term paper counts as 20% of the course grade. The final exa

Question 1158509: A professor grades students on 4 test, a term paper, and a final examination. Each test counts as 15% of the course. The term paper counts as 20% of the course grade. The final examination counts 20% of the course grade. Jay Mark has test scores of 80,78,92,and 84. He got 84 on his term paper and 88 in his examination score. Use the weighted mean formula to find Jay Mark's average for the course.
Answer by math_helper(2461) (Show Source): You can put this solution on YOUR website!




Overall average = 0.15*(80+78+92+84) + 0.20*(84) + 0.20*(88) = ________



You can complete the calculation.



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Since the weights don't necessarily need to add to 1 for every weighted average problem, here is the general way to solve this, with step-by-step workout:



Overall average = 

  



=    <<< denom=1 for THIS problem



=  = 84.5



 

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