Resolved
The following table shows the marks obtained by 130 students in computer science.
| Marks |
less than 40 |
40-50 |
50-60 |
60-70 |
70-80 |
80 or above |
| No. of students |
14 |
24 |
36 |
25 |
20 |
11 |
- Find the appropriate measure of central tendency.
- Compute the minimum marks obtained by the top 20% of students.
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