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2.1 Sampling

2.1 Sampling

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Question 5

A sixth-form college has 72 Year 12 students and 63 Year 13 students. The headteacher wants a proportional stratified sample of 30 students, stratified by year group.

Describe how the sample should be taken.

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Markscheme

2.1 Sampling Questions

  1. A Level
  2. /Maths
  3. /2.1 Sampling

36 exam-style questions on OCR (MEI) A Level Maths 2.1 Sampling, covering 2.1.1 Population and sample, 2.1.2 Samples to make informal inferences, 2.1.3 Random sampling, 2.1.4 Variety of sampling techniques, 2.1.5 Select or evaluate sampling techniques, and 2.1 Sampling. Each one has a worked solution and a mark scheme showing where the marks go.

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