A professor gives 3 tests and uses a weighted average to determine the final grades in his psychology class. the weights are as follows: test 1 = 30%, test 2 = 20%, and test 3 = 50%. if a student scores 95 on the first test, 70 on the second test, and 80 on the third test, what would be her final score?

Question

Kailee Garza

Mathematics

29 March, 05:21

A professor gives 3 tests and uses a weighted average to determine the final grades in his psychology class. the weights are as follows: test 1 = 30%, test 2 = 20%, and test 3 = 50%. if a student scores 95 on the first test, 70 on the second test, and 80 on the third test, what would be her final score?

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Answers (1)

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Rudy Shaw · Answer 1

The weighted average for this case is given by:

GPA = ((weighting) * (note)) / (weighting)

Substituting values we have:

GPA = (((30) * (95)) + ((20) * (70)) + ((50) * (80))) / (30 + 20 + 50)

GPA = 82.5

Answer:

her final score would be:

GPA = 82.5