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Question 3 [7 marks] A magazine claims that at least 25% of its readers are accountancy students. A random sample of 200 readers is taken,

Question 3 [7 marks] A magazine claims that at least 25% of its readers are accountancy students. A random sample of 200 readers is taken, and it is found that 42 of them are accountancy students. a) What is the sample proportion of accountancy students. [1 Mark] sol. Sample proportion (p) = b) Use a 5% significance level to test that the proportion is different to 25% Saunde pro

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