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2 Unit 2: Applied Mathematics A

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Question 84

A test of H0:p=0.2H_0:p=0.2H0​:p=0.2 against H1:p>0.2 H_1:p>0.2\,H1​:p>0.2 uses a sample of 40 and rejects H0 H_0\,H0​ when X≥13X\geq13X≥13.

a.

Show that the probability of a Type I error is less than 5%.

[2]
b.

Calculate the probability of a Type II error when p=0.35p=0.35p=0.35.

[2]
Markscheme

2 Unit 2: Applied Mathematics A Questions

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

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