Kizspy | Question: 77
(Choose 1 answer)
(See picture)
Α. 69.65
Β. 71.20
C. 76.50
D. 78.55
A student's exam score average is a weighted mean of five exam scores. Find the student's exam score average, where the weighted mean is computed according to the following table.
Exam
1
2
3
4
5
Score
70
65
80
83
89
Weight
10%
20%
25%
25%
20%
