The goals scored by 40 football teams from thre... - JAMB Mathematics 2020 Question
The goals scored by 40 football teams from three league divisions are recorded below
| No of goals | 0 | 1 | 2 | 3 | 4 | 5 | 6 |
| Frequency | 4 | 3 | 15 | 16 | 1 | 0 | 1 |
What is the total number of goals scored by all the teams?
A
21
B
40
C
91
D
96
correct option: c
\(\begin{array}{c|c|} x & F & Frequency(fx)\\ 0 & 4 & 0 \\ 1 & 3 & 3\\ 2 & 15 & 30 \\ 3 & 16 & 48\\ 4 & 1 & 4 \\ 5 & 0 & 0 \\ 6 & 1 & 6 \\ & \sum Fx = 91& \end{array}\)
\(\sum fx\) = 91
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