total scores = 4(5) + 7(4) + 6(3) + 2(2) + 0
= 70
number of student = 20
Average score = 70/20= 3.5
On a quiz worth 5 points, four students earned a 5, seven students earned a 4, six students earned a 3, two students earned a 2, and one student earned a zero. Find the average score. (round to one decimal place)
1 answer