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4MA1/2F Jun 2020, Question 3: Tally Charts and Frequency Tables

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

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The question, in short

From Paula's list of 16 classmates' pet counts, complete a frequency table, then state the mode and calculate the range.

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

Part (a) · 2 marks

Fill in the tally and frequency columns for 0, 1, 2, 3 and 4 pets using the 16 given values.

  1. 1Count each value: 0 → 2, 1 → 5, 2 → 4, 3 → 3, 4 → 2
  2. 2Check: 2 + 5 + 4 + 3 + 2 = 16 people
  3. 3Frequency: 0: 2, 1: 5, 2: 4, 3: 3, 4: 2

AnswerFrequency: 0: 2, 1: 5, 2: 4, 3: 3, 4: 2

Part (b) · 1 mark

Give the modal number of pets from the data.

  1. 1The frequencies are 0: 2, 1: 5, 2: 4, 3: 3, 4: 2
  2. 2The largest frequency is 5
  3. 3That frequency belongs to 1 pet
  4. 4The mode is 1

Answer1

Part (c) · 1 mark

Calculate the range of the number of pets.

  1. 1Range = highest value − lowest value
  2. 24 − 0 = 4

Answer4

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