4MA1/2FR Jan 2023, Question 22: Mean, Median, Mode and Range
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2FR (Foundation) · Calculator · 3 marks
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The question, in short
Combine the mean marks of two classes, 32 students averaging 55 and 28 averaging 52, to find the overall mean for all 60 students.
Summarised in our own words. Use the official paper for the exact wording and any diagrams.
Solution · 3 marks
- 155 × 32 = 1760
- 252 × 28 = 1456
- 31760 + 1456 = 3216
- 43216 / 60 = 53.6
Answer53.6
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