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Draw conclusions regarding a population or multiple populations based on the crude and standardised rates obtained.

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Cambridge IGCSE StatisticsCrude and standardised rates

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Draw conclusions regarding a population or multiple populations based on the crude and standardised rates obtained

  • This point belongs to Crude and standardised rates, especially Crude and standardised rates outcomes.
  • You need to be able to draw conclusions regarding a population or multiple populations based on the crude and standardised rates obtained.
  • The key ideas to know are Justify and Comment.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

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JustifyComment

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Paper 1 structured question: Crude and standardised rates

Paper 1Statistical Techniques3 marks

Description

Disease Rates in Two Towns

Crude rates: Town A = 5 per 1000, Town B = 8 per 1000 Standardised rates: Town A = 6 per 1000, Town B = 6 per 1000

TownCrude RateStandardised Rate
Town A56
Town B86
  1. a

    Comment Comment on the difference between the crude rates and the standardised rates for Town A and Town B.

    Aim for approximately 3 distinct marking points.

    [3]
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