State the Central Limit Theorem and clearly define the conditions under which it can be applied to the distribution of the sample mean.
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Markscheme
2.4.5 Normal distribution as a model (A-level only) Questions
78 exam-style questions on OCR A Level Maths 2.4.5 Normal distribution as a model (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.