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Year 12 Maths - Specialist (Unit 3 & Unit 4) Statistical inference

Hypothesis testing for a population mean

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Questions
Question 1
197259
For a two-tailed test at the \(5\%\) level of significance, the null hypothesis is rejected if \(|z|\) exceeds which critical value of the standard normal distribution?
1.96
 (2 d.p) 1 mark

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