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9709_m26_ms_62 2026 March Mathematics 9709 Mark Scheme 6 Variant 2 · Cambridge CAIE AS & A Level

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9709_m26_ms_622026 March Mathematics 9709 Mark Scheme 6 Variant 2

This is the official Cambridge mark scheme for Mathematics (9709) Mark Scheme 6 (Variant 2) from the 2026 March session. Mark schemes show exactly how each mark is awarded, including acceptable alternative answers, required key terms, and common errors that lose marks. Cambridge mark schemes use notation like "allow," "accept," and "do not credit" to define the boundary between full marks and zero.

Also referenced as: 9709_m26_ms_62 · 9709/62/f/m/26 ms · 9709/62 Feb/March 2026 ms

Paper 6: Probability & Statistics 2 (A Level) This is Paper 6: Probability & Statistics 2 (A Level), worth 50 marks with a duration of 1h 15m. 6 questions. Hypothesis test conclusions must be in context with non-definite language.

This mark scheme corresponds to 9709_m26_qp_62. For maximum revision benefit, attempt the question paper under strict exam conditions first, then use this mark scheme to self-assess. Pay attention to the marking notation: "allow" means an alternative is accepted, "do not credit" means a specific phrasing is rejected even if technically correct, and "ORA" (or reverse argument) means the mark can also be earned with the opposite reasoning.

Cambridge mark schemes reward precise language. For Mathematics (9709), look for keywords the examiner requires — definitions must include specific terms (e.g., "per unit mass," "resultant"), and calculations must show working even if the final answer is correct. Understanding mark scheme conventions helps you write answers that hit every marking point, not just the general idea.

Same paper, other years

Mathematics (9709) Mark Scheme 6 (Variant 2) from other exam sessions — practise the same paper across the years, then check each one against its mark scheme.

Examiner Insights — Paper 6: Probability & Statistics 2 (A Level)

Based on analysis of 7 official Cambridge documents (2023, 2025)

3

Premature rounding causing loss of accuracy marks

When working with decimal numbers, candidates need to work to at least 4 significant figures to ensure accuracy when they round their answer to 3 significant figures.Paper 1, March 2025

How to fix: Keep at least 4 significant figures through all intermediate steps. Only round the FINAL answer to 3 sf. For exact answers (surds, fractions, pi), do not convert to decimals at all. In statistics, premature rounding of z-values leads to wrong probability areas.

7

Hypothesis test conclusions without context or with definite language

Conclusions to hypothesis tests should be written in context and with a level of uncertainty in the language used. 'The mean time has decreased' would not be acceptable as it is a definite statement.Paper 6, March 2025

How to fix: Always write: 'There is sufficient evidence to suggest that [specific claim in context].' Never say 'The mean has decreased' (too definite). Never omit context (must reference what's being tested). Example: 'There is sufficient evidence to suggest that the mean journey time has decreased from 35 minutes.'

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All Mathematics (9709) Papers — 2026 March

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Mathematics Exam Guide: How to Score Higher

Top mistakes, scoring patterns & answer frameworks from 7 official Cambridge documents