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A-LevelMathematicsProbability and statisticsFeb/Mar 2017Paper 6 Q47 Marks

The weights in kilograms of packets of cereal were noted correct to 4 significant figures. The following stem-and-leaf diagram shows the data. 747 | 3 (1) 748 | 125779 (6) 749 | 022235556789 (12) 750 | 112223445677889 (15) 751 | 0023344455779 (13) 752 | 00011223444 (11) 753 | 2 (1) Key: 748 | 5 represents 0.7485 kg.

Q: What topic does this question test?

This question tests Probability and statistics in A-Level Mathematics (syllabus code 9709). It is worth 7 marks.

📋 Examiner Report & Trap Analysis

Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...

🎯 Mark Scheme Breakdown

Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.

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About This A-Level Mathematics Question

Topic

This structured question tests Probability and statistics in A-Level Mathematics (syllabus code 9709). It is worth 7 marks.

Source

This question appeared in the Cambridge A-Level Mathematics Feb/Mar 2017 examination, Paper 6 Variant 2.

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