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Cambridge IGCSE Statistics practice

Paper 1 structured question: Index numbers

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Index numbers

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Paper 1Statistical Techniques2 marks

A service had a price of £80 in the base year 2021. In 2023, the price was £72.

Data Table

Service Prices

YearPrice (£)
2021 (Base Year)80
202372
  1. a

    Calculate the price relative for the service in 2023, using 2021 as the base year.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 1 structured question: Index numbers

Paper 1Statistical Techniques2 marks

Data Table

Prices of Bread Over Years

YearPrice (£)
2018 (Base Year)1.20
20191.32
20201.50
  1. a

    Calculate the price relative for the loaf of bread in 2019, using 2018 as the base year.

    Aim for approximately 2 distinct marking points.

    [2]