Pearson Edexcel A Level Statistics Paper 2 2025 Mark Scheme

Get the official Pearson Edexcel A-Level Statistics Paper 2 mark scheme for the June 2025 examination series (9ST0/02). This examiner-approved mark scheme contains complete worked solutions, method marks, explanation criteria, and official examiner guidance for every Statistical Inference question in the Summer 2025 paper.

The mark scheme includes full solutions for hypothesis testing, Wilcoxon rank-sum tests, t-tests, chi-squared tests, ANOVA, critical regions, Type I errors, blocking factors, power of tests, and inference-based statistical interpretation. Students can clearly understand how Edexcel examiners award method marks (M), accuracy marks (A), explanation marks (E), and dependent marks throughout advanced Statistical Inference problems.

This resource is ideal for students preparing for the 2025 and 2026 Pearson Edexcel A-Level Statistics examinations who want to improve exam technique, understand examiner expectations, self-mark accurately, and master structured inference questions under timed conditions. Pair it with the matching June 2025 9ST0/02 question paper on markscheme.net for complete examiner-style revision and full statistical walkthroughs.

This document is designed for Year 12 and Year 13 students studying Pearson Edexcel A-Level Statistics, including first-time candidates, resit students, independent learners, and home-schooled candidates preparing for the 2026 examination series.

It is especially useful for students who want to understand official Edexcel examiner methods for solving Statistical Inference questions involving hypothesis testing, ANOVA, chi-squared testing, t-tests, critical regions, and non-parametric tests.

The mark scheme is also highly valuable for teachers, tutors, schools, and revision centres conducting mock examinations, examiner-style marking sessions, intervention lessons, and advanced walkthroughs using authentic Pearson Edexcel assessment material.