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2.4 Statistical sampling

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Question 10

The numbers of visitors, in thousands, to an attraction in four months are shown below.

MonthJanuaryAprilJulyOctober
Visitors42589661

Joan estimates the annual number of visitors by multiplying the July figure by 12.

a.

Calculate Joan's estimate.

[1]
b.

Critique her method.

[1]
c.

Suggest one improvement.

[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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