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Learning objective

1. Analyze and derive insights from tables and statistical diagrams. 2. Evaluate and contrast data sets through tables and graphs, including comparisons of averages and ranges between two statistical measures. 3. Understand the limitations of making conclusions based on provided data.

Read the explanation, check the common trap, then practise with flashcards and questions.

Exam focus

  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE MathematicsCore Statistics

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Quick explanation

1. Analyze and derive insights from tables and statistical diagrams. 2. Evaluate and contrast data sets through tables and graphs, including comparisons of averages and ranges between two statistical measures. 3. Understand the limitations of making conclusions based on provided data

  • This point belongs to Interpreting statistical data, especially Interpreting statistical data outcomes.
  • You need to be able to 1. Analyze and derive insights from tables and statistical diagrams. 2. Evaluate and contrast data sets through tables and graphs, including comparisons of averages and ranges between two statistical measures. 3. Understand the limitations of making conclusions based on provided data.
  • The key ideas to know are Describe, Determine, and Show.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

DescribeDetermineShowExplain

Why it matters

This objective helps connect Interpreting statistical data outcomes to exam-style questions, flashcards, and revision notes for Interpreting statistical data.

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Paper 2 structured question: Interpreting statistical data

Paper 2Core or Extended Mathematics2 marks

Data Table

Monthly Sales Data

The table below shows the sales figures for two products over three months.

MonthProduct A SalesProduct B Sales
January200150
February250300
March300250
  1. a

    Calculate the average sales for Product A over the three months.

    Aim for approximately 2 distinct marking points.

    [2]
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