The arithmetic mean of 5 8 10 15 24 and 28 is - JAMB Economics 2019 Question
The arithmetic mean of 5, 8, 10, 15, 24 and 28 is_______
A
145
B
15
C
90
D
6
correct option: b
| Arithmetic | Mean | = | ∑X
N |
, |
where N = Number of observation and X is observations
Therefore;
| 5 + 8 + 10 + 15 + 24 + 28
6 |
| = | 90
6 |
= | 15 |
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