4MA1/1FR Jan 2022, Question 11: Averages from Frequency Tables
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 1FR (Foundation) · Calculator · 3 marks
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The question, in short
Using the frequency table for 36 hens and egg counts 0 to 5, calculate the mean number of eggs laid per hen.
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Solution · 3 marks
- 1Multiply each number of eggs by its frequency: 0, 5, 6, 30, 28, 30
- 2Total eggs = 0 + 5 + 6 + 30 + 28 + 30 = 99
- 3Mean = 99 ÷ 36 = 2.75
Answer2.75
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