📚 AQA A-Level Further Maths Unit 4 January 2020 Mark Scheme: A Practical Guide | AQA A-Level 进阶数学第四单元 2020年1月评分标准实用指南
This article explains how the AQA A-Level Further Maths Unit 4 January 2020 mark scheme works. It looks at the mark codes, the difference between method and accuracy marks, and the ways examiners award credit for follow-through and explanation.
本文讲解 AQA A-Level 进阶数学第四单元 2020 年 1 月评分标准的使用方法。我们会分析评分代码、方法分与准确性分的区别，以及考官如何为后续正确步骤和解释性语句给分。
1. The Mark Scheme at a Glance | 评分标准概览
In AQA further mathematics mark schemes, examiners use a small set of codes to show where marks come from. The most common are M, A, B and E. Each code appears before a number, such as M1 or A1, to show the number of marks available.
在 AQA 进阶数学评分标准中，考官使用一组简写代码标明分数的来源。最常见的是 M、A、B、E。每个代码后面带一个数字，例如 M1 或 A1，表示可得分数。
An M mark is a method mark. An A mark is an accuracy mark. A B mark is an independent mark, often given for a correct statement or answer where method is not needed. An E mark is an explanation mark, awarded for a reason or conclusion written in words.
M 分是方法分；A 分是准确性分；B 分
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