Assignment marks and averages

Assignment marks and averages

Secondary 2
6 marks
TGM Original Questions

The marks 5, 7, 8, 9 and 10 have frequencies 3, 5, 8, 6 and 2. Find

  1. the number of students,[1]
  2. the mode,[1]
  3. the median,[1]
  4. the mean,[2]
  5. the pie-sector angle for mark 8.[1]

Solution:

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Answer:(a) \(24\) (b) \(8\) (c) \(8\) (d) \(\frac{47}{6}\approx7.83\) (e) \(120^\circ\).

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