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Recognize the characteristics of various sampling methods, including the necessity of a sampling frame except in quota sampling.

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Cambridge IGCSE StatisticsData and its collection

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Recognize the characteristics of various sampling methods, including the necessity of a sampling frame except in quota sampling

  • This point belongs to Data and its collection, especially Data and its collection outcomes.
  • You need to be able to recognize the characteristics of various sampling methods, including the necessity of a sampling frame except in quota sampling.
  • The key ideas to know are Describe and Identify.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

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DescribeIdentify

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Paper 1 structured question: Data and its collection

Paper 1Statistical Techniques2 marks

Description

Sampling Methods Overview

Different sampling methods are used to collect data from a population. Each method has its own characteristics and requirements.

  1. a

    Define Define quota sampling and explain its key characteristic.

    Aim for approximately 2 distinct marking points.

    [2]
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