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4MA1/2F Jan 2021, Question 2: Bar Charts and Composite Bar Charts

Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2F (Foundation) · Calculator · 5 marks

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The question, in short

From a list of how 20 students travel to school, complete a frequency table for walk, bus, bicycle and car, then draw a bar chart of the results.

Summarised in our own words. Use the official paper for the exact wording and the diagram.

Part (a) · 2 marks

Count each method of travel in the list and complete the tally and frequency columns of the table.

  1. 1Tally the 20 entries in the list one row at a time
  2. 2walk appears 7 times
  3. 3bus appears 6 times
  4. 4bicycle appears 4 times
  5. 5car appears 3 times
  6. 67 + 6 + 4 + 3 = 20, which matches the number of students

Answerwalk 7, bus 6, bicycle 4, car 3

Part (b) · 3 marks

Draw a bar chart showing the frequencies of the four methods of travel from the completed table.

  1. 1Use the frequencies from the table: walk 7, bus 6, bicycle 4, car 3
  2. 2Put the four methods along the horizontal axis
  3. 3Use a vertical scale starting at 0 in equal steps, up to at least 7
  4. 4Draw bars of height 7, 6, 4 and 3, label each one and leave equal gaps

AnswerBars of height 7, 6, 4 and 3 for walk, bus, bicycle and car

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