Questions & Mark Scheme [Edexcel 1ST0/1H]
Exam Resource Summary
The GCSE Statistics (9–1) June 2025 Paper 1 – Higher Tier (Edexcel 1ST0/1H) – All Assessment
Questions & Mark Scheme resource includes the full official exam and detailed mark scheme. It assesses
higher-tier statistical skills such as data presentation, probability, correlation, regression, and hypothesis
testing, with an emphasis on interpretation and reasoning. This resource enables students to familiarize
themselves with advanced question types, marking criteria, and the analytical depth required for top
grades, making it essential for targeted revision and exam preparation for the Edexcel GCSE Statistics
(9–1) Paper 1 – Higher Tier.
Turn over
, Higher Tier Formulae
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Anything you write on this page will gain NO credit.
3(mean median)
Skew =
standard deviation
(x x )2
1
Standard deviation =
n
An alternative formula for standard deviation is
x2 x
2
standard deviation =
n n
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Spearman’s rank correlation coefficient
6d 2
rs 1
n(n2 1)
number of births 1000
Rates of change (e.g. Crude birth rate = )
total population
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2
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, Answer ALL the questions.
Write your answers in the spaces provided.
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You must write down all the stages in your working.
1 Rebecca collected data from the internet about the litter size of wild boar in France and
in Italy.
The frequency polygons give information about the litter sizes.
70
60
50
40
Frequency
30
France
20
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10 Italy
0
1 2 3 4 5 6 7 8 9 10
Litter size
(Source: www.academic.oup.com and www.researchgate.net)
Rebecca concludes that the average wild boar litter size in France is bigger than in Italy.
(a) Do the frequency polygons support Rebecca’s conclusion?
Give a reason for your answer.
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(1)
(b) Give another comparison of the distributions of the wild boar litter sizes in France
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and in Italy.
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(c) Discuss how the data collection could reduce the reliability of these conclusions.
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(1)
(Total for Question 1 is 3 marks)
3
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, 2 The choropleth map gives information about the percentage change in the mileage
driven in Great Britain for each region from 2020 to 2021
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Percentage change in mileage driven in 2020 to 2021
Key:
<10
10–12
12–13
Scotland
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13–14
≥14
North East
England
Yorkshire and
North West the Humber
England
East
Midlands
West
Midlands East of
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England
Wales
South East
South West
England London
England
(Source: https://roadtraffic.dft.gov.uk)
4
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