plumiNormal approximation to the binomial: OCR A‑Level Maths questions
OCR A-Level Maths past-paper questions on 2.04.3 Normal approximation to the binomial, 2018–2025, with mark schemes and examiner’s reports where available. Add MadAsMaths questions to your practice, or browse them separately by topic and difficulty.
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All 3 questions on Normal approximation to the binomial, as a list
- June 2024, Paper 2, Q13 (5 marks): At an election last year, 20% of voters in Aytown voted for the Now Party. A researcher plans to test whether the proportion of voters in Aytown who support the
- June 2019, Paper 2, Q13 (5 marks): It is known that 26% of adults in the UK use a certain app. A researcher selects a random sample of 5000 adults in the UK. The random variable X is defined as t
- June 2018, Paper 2, Q13 (12 marks): In this question you must show detailed reasoning. The probability that Paul’s train to work is late on any day is 0.15, independently of other days. (i) The nu
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