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2 Unit AS 2: Applied Mathematics

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Question 234

Two simple random samples of 60 passengers are selected on different days. In one sample, 39 passengers rate a service as good. In the other, 32 do so.

a.

Calculate the percentage rating the service as good in each sample.

[2]
b.

Explain what the difference shows about using samples to infer a population opinion.

[1]
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2 Unit AS 2: Applied Mathematics Questions

  1. A Level
  2. /Maths
  3. /2 Unit AS 2: Applied Mathematics

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