A group of students took a test and the following frequency table shows the scores above
The mean score is
The mean score is
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
Correct Answer: Option D
Explanation:
\(\bar{x} = \frac{\sum fx}{\sum f}\)
= \(\frac{55}{20}\)
= \(2.75\)
| Score | 0 | 1 | 2 | 3 | 4 | 5 | Total |
| Freq | 2 | 3 | 4 | 2 | 7 | 2 | 20 |
| \(fx\) | 0 | 3 | 8 | 6 | 28 | 10 | 55 |
\(\bar{x} = \frac{\sum fx}{\sum f}\)
= \(\frac{55}{20}\)
= \(2.75\)