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ScotlandStatisticsQuick questions

Hypothesis Testing

Quick questions on Proportion tests: one-sample and two-sample tests for proportions - SQA Advanced Higher Statistics

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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A survey of 400400 people finds 220220 in favour. Test H0:p=0.5H_0: p = 0.5 against H1:p≠0.5H_1: p \neq 0.5; find the test statistic. [2 marks]
What is q2?
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State the pooled proportion when sample 1 has 1818 successes in 6060 and sample 2 has 1212 successes in 4040. [1 mark]

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