plumiBinomial distribution: Edexcel A‑Level Statistics questions
Every Edexcel A-Level Statistics exam question on B.5 Binomial distribution, 2018–2025, with its mark scheme and examiner’s report.
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All 16 questions on Binomial distribution, as a list
- June 2025, Data and Probability, Q6 (10 marks): 6 Boiled in the Bag Ltd is a company manufacturing boiled sweets. These are sold in packets that contain 50 sweets, on average, with each packet containing a va
- June 2025, Statistics in Practice, Q4 (12 marks): 4 In order to collect data, a polling firm has a large database of people who have volunteered to take part in its surveys. The firm records a broad range of so
- June 2024, Data and Probability, Q3 (11 marks): 3 Ned is a Physics education researcher at a university. Ned wants to investigate whether there is any evidence of association between the number of sports acti
- June 2024, Data and Probability, Q6 (10 marks): 6 (a) Explain the difference between a discrete distribution and a continuous distribution. (2) Erin owns several vans that she uses for her parcel delivery com
- June 2022, Data and Probability, Q4 (17 marks): 4 Shai has created a video game. She makes her game free to play, with players able to buy gems to spend in the game for bonuses. She creates a model to predict
- June 2022, Data and Probability, Q6 (5 marks): 6 Caroline runs a hairdressing salon in London. She reads the following article. How much hair loss is normal in a day According to the American Academy of Derm
- November 2021, Data and Probability, Q7 (14 marks): 7 Snooker is a sport played between two players. The players participate in a number of games, called Frames, each of which is won by one of the players. In the
- November 2020, Statistics in Practice, Q4 (22 marks): 4 Donal works in the head office of a large law firm. The law firm employs both qualified solicitors and ‘agents’ to resolve legal cases. Each legal case is ass
- November 2020, AS Paper 1, Q6 (7 marks): 6 A scientist is investigating various species of gecko. The lengths of a random sample of 50 adult geckos of Species A are recorded, and shown in Figure 8. Len
- November 2020, AS Paper 2, Q3 (13 marks): 3 The number of pairs of women’s shoes sold in the UK in 2018 was approximately 127.5 million. The number of pairs of women’s shoes sold in each shoe size in th
- November 2020, AS Paper 2, Q5 (12 marks): 5 In the game of cricket, a ‘one-day international’ (ODI) is a match between two national teams that lasts a single day. A match can be won, lost or result in a
- June 2019, Data and Probability, Q7 (10 marks): 7 Zener cards were once used in experiments designed to detect mind-reading abilities. Each Zener card is one of five designs, as presented in Figure 9. Figure
- June 2019, AS Paper 2, Q2 (4 marks): 2 For each of the following random variables, decide which of the following apply: · The binomial distribution is a suitable model. In this case, you should wri
- June 2018, AS Paper 1, Q2 (6 marks): 2 A geyser is a water spring that regularly ejects hot water and steam up into the air in volcanic regions of the world. Old Faithful is a famous geyser in Yell
- June 2018, AS Paper 1, Q4 (11 marks): 4 The Central England Temperature (CET) dataset is the longest running record of weather temperature in the world. The dataset contains a record of the maximum
- June 2018, AS Paper 2, Q3 (13 marks): 3 Bhupathy’s purple frog is a newly discovered species of frog located in the Western Ghats mountain range in India. Ramesh is studying the size of these frogs,
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