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A student's grades (with units) are: 2 (3 units), 1.75 (2 units), 1.5 (3 units), 2.25 (3 units). What is the weighted average (GWA)?

  1. 1.88
  2. 1.89
  3. 20.75
  4. 2.14

Answer

B. 1.89

Solution

GWA = Σ(grade × units) ÷ Σunits = 20.75 ÷ 11 = 1.89.

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