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2 Unit 2: Applied Mathematics A

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Question 119

Two independent simple random samples are taken from the same population of students. In the first sample, 34 of 50 students prefer online homework. In the second sample, 75 of 120 students prefer online homework.

a.

Calculate the proportion in each sample who prefer online homework.

[2]
b.

Give one reason why the sample proportions are not equal.

[1]
c.

State which sample is likely to give the more reliable estimate of the population proportion, giving a reason.

[2]
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2 Unit 2: Applied Mathematics A Questions

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

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