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0580/12 Feb/Mar 2025, Question 16: Scatter Diagrams and Correlation

Cambridge IGCSE Mathematics 0580 · Paper 12 (Core) · Non-calculator · 2 marks

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The question, in short

Jill records temperature and beach visitor numbers over ten days, shown on a scatter diagram. Identify the correlation type and describe how the two variables are related.

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

Part (a) · 1 mark

State what kind of correlation the scatter diagram of temperature against number of people shows.

  1. 1The points go up from left to right
  2. 2Positive correlation

Answerpositive

Part (b) · 1 mark

Describe how the number of people on the beach relates to the temperature.

  1. 1As temperature increases, the number of people increases
  2. 2The higher the temperature, the higher the number of people

AnswerThe higher the temperature, the higher the number of people

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