JAMB - Mathematics (2019 - No. 14)
| Score (x) | 0 | 1 | 2 | 3 | 4 | 5 | 6 |
| Freq (f) | 5 | 7 | 3 | 7 | 11 | 6 | 7 |
Find the mean of the data.
3.26
4.91
6.57
3.0
Explanation
| Score (x) | 0 | 1 | 2 | 3 | 4 | 5 | 6 | |
| Freq (f) | 5 | 7 | 3 | 7 | 11 | 6 | 7 | 46 |
| fx | 0 | 7 | 6 | 21 | 44 | 30 | 42 | 150 |
Mean = \(\frac{\sum fx}{\sum f}\)
= \(\frac{150}{46}\)
= 3.26
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