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Veruensherrymae06go
Answered

1. Compute the mean by
using the formula X= SfX/20
Score
X
5
8
10
12
15
Number of
Students
fx
3
5
4
5
3
n=20​

Sagot :

Aldrexgiared0411go

Answer:

5*3 = 15

8*5 = 40

10*4 = 40

12*5 = 60

15*3 = 45

15+40+40+60+45 = 200

200/20 = 10

10 is the answer

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