OCR As Further Maths Paper 1 Statistics 2025 Mark Scheme

Access the official OCR AS Further Mathematics B MEI Y412/01 Statistics A mark scheme from the June 2025 examination series. This examiner-approved PDF provides the complete marking guidance, accepted methods, model calculations, and official OCR mark allocations used during the live 2025 AS Level Statistics assessment. The mark scheme includes detailed solutions for probability distributions, geometric and Poisson models, Spearman’s rank correlation, regression analysis, contingency tables, chi-squared testing, hypothesis testing, and statistical modelling questions featured in the June 2025 paper.

This OCR Y412/01 June 2025 mark scheme is ideal for mastering OCR examiner expectations, understanding method-mark structure, and improving statistical reasoning required for top grades in AS Further Mathematics Statistics. Students can use it alongside the corresponding OCR Y412/01 June 2025 question paper on markscheme.net for realistic exam practice and self-assessment. Optimised for 2025/2026 revision, mobile-friendly, and instantly downloadable, this resource helps students identify common mistakes, refine calculator techniques, and learn how OCR awards marks in advanced statistics questions.

This document is designed for OCR AS Further Mathematics students studying the Statistics A module within the OCR MEI specification, including Year 12 students preparing for the 2026 exam series, retake candidates, independent learners, and students targeting high grades in applied mathematics and statistics.

It is also highly useful for mathematics teachers, tutors, sixth-form colleges, revision centres, and parents supporting exam preparation. The mark scheme supports examiner-style walkthroughs, classroom assessment standardisation, homework review, and detailed analysis of OCR statistical methods including hypothesis testing, distributions, correlation, regression, and contingency-table interpretation.