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2.4 Statistical sampling

2.4 Statistical sampling

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Question 8

A university course has 96 first-year, 84 second-year and 60 third-year students. A sample of 40 students is to be stratified by year group.

a.

Calculate the number to select from each year group.

[3]
b.

State how the students should be chosen within each year group.

[1]
Markscheme

2.4 Statistical sampling Questions

  1. A Level
  2. /Maths
  3. /2.4 Statistical sampling

36 exam-style questions on CCEA A Level Maths 2.4 Statistical sampling, covering 2.4.1 Statistical sampling, 2.4.2 Statistical sampling, 2.4.3 Statistical sampling, and 2.4.4 Statistical sampling. Each one has a worked solution and a mark scheme showing where the marks go.

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