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UKSubject guide
A-Level Statistics (Pearson Edexcel 9ST0) — the only current GCE A-Level in Statistics, broader and more applied than the statistics strand inside A-Level Mathematics.
Overview
A-Level Statistics (Pearson Edexcel 9ST0) — the only current GCE A-Level in Statistics, broader and more applied than the statistics strand inside A-Level Mathematics.
Complete topic map
Every topic recorded for this subject in the curriculum is reproduced below in its full hierarchy. The descriptions reflect the mapped scope without implying additional exam rules.
Summarising data through measures of location and spread, skewness and outliers, and choosing appropriate statistical diagrams.
Probability rules, conditional probability and independence, using tree, Venn and sample-space methods.
Populations versus samples, sampling units and frames, and random and non-random sampling methods.
Discrete random variables, probability functions, and the expectation and variance of a distribution.
Modelling with the binomial distribution, including probabilities, mean and variance.
The Normal model, standardisation and finding probabilities under the Normal curve.
Scatter diagrams, product-moment and Spearman's rank correlation, and least-squares regression.
Updating conditional probabilities using Bayes' theorem.
Further discrete and continuous distributions, including combining distributions.
The Poisson model for counts and the exponential distribution for waiting times.
Null and alternative hypotheses, significance levels, critical regions and p-values.
Sampling distributions, point and interval estimation, unbiased estimators and resampling.
Significance testing, confidence intervals and power for one-, two- and paired-sample tests.
Chi-squared tests for association and independence in two-way tables.
Distribution-free tests, including sign and rank-based tests, for one and two samples.
Chi-squared goodness-of-fit tests against a specified distribution.
ANOVA for comparing means across groups, including effect size.
Control, randomisation, replication, blocking and treatment comparison in designed experiments.
Where this subject applies
These pathways and regions are explicitly connected to the subject in the curriculum.
AS-Level
Advanced Subsidiary — the first year of A-Level study (standalone or first half of the full A-Level).
A-Level (A2)
The full Advanced Level — AS content plus the second-year A2 content.
Official sources
The public sources below are referenced directly by this subject or by one of its topics.
This editorial selection points to the relevant official bodies. Always confirm current requirements, dates and amendments with your school or college and the appropriate awarding organisation.
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Public references
UK · EuraStudy Guides
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