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Susan has just completed her second semester in college. She earned a grade of B in her 2-hour topology course, a grade of D in her 5-hour government course, a grade of A in her 1-hour engineering course, and a grade of C in her 1-hour creative writing course. Assuming that A equals 4 points, B equals 3 points, C equals 2 points, D equals 1 point, and F is worth no points, determine Susan's grade-point average for the semester. Susan's grade point average is. (Round to two decimal places as needed.)

Sagot :

Using the weighed mean, Susan's grade point average is of 1.89.

What is the weighed mean?

The weighed mean is given by the sum of all elements in a data-set multiplied by it's weight, divided by the sum of the weights.

In this problem, the grades and the weights are:

  • In topology, a grade of 3 with a weight of 2.
  • In government, a grade of 1 with a weight of 5.
  • In engineering, a grade of 4 with a weight of 1.
  • In creative writing course, a grade of 2 with a weight of 1.

Hence, her GPA is given by:

[tex]GPA = \frac{3(2) + 1(5) + 4(1) + 2(1)}{2 + 5 + 1 + 1} = 1.89[/tex]

You can learn more about weighed mean at https://brainly.com/question/24398353

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