Purchase-price frequencies and a pie sector

Purchase-price frequencies and a pie sector

Secondary 2
TGM Original Questions

A shop recorded purchase prices.

Price ($)\(5\)\(10\)\(25\)\(50\)
Frequency\(64\)\(48\)\(24\)\(8\)

Find

  1. the mode,
  2. the median,
  3. the mean,
  4. the angle of the pie-chart sector for $25.

Solution:

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Answer:(a) \(5; (b) \)10; (c) $12.50; (d) \(60^\circ\).

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