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2.1 Sampling

2.1 Sampling

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Question 8

There are 550 students in a school: 181 study French, 146 study Spanish and 223 study German. An inspector takes a proportional stratified sample of 40 students.

Calculate the number studying German to select.

[2]
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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