X 2 3 4 5 F 2 5 2 1 From the table the mean of ... - JAMB Economics 2018 Question
| X | 2 | 3 | 4 | 5 |
| F | 2 | 5 | 2 | 1 |
From the table, the mean of the distribution is___________
A
2.2
B
2.5
C
3.2
D
4.5
correct option: c
Mean= ∑fx/∑f
=(4+15+8+5)/(2+5+2+1)
=32/10
=3.2
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