plumiChi-squared goodness of fit: Edexcel A‑Level Further Maths questions
Edexcel A-Level Further Maths past-paper questions on 2.2 Chi-squared goodness of fit, 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 11 questions on Chi-squared goodness of fit, as a list
- June 2025, AS Further Statistics 1, Q4 (7 marks): A 5‑question test is taken by 80 students. Each question was answered either correctly or incorrectly. Number of questions answered correctly 0 1 2 3 4 5 Observ
- June 2023, Further Statistics 1, Q3 (15 marks): In a class experiment, each day for 170 days, a child is chosen at random and spins a large cardboard coin 5 times and the number of heads is recorded. The resu
- June 2023, AS Further Statistics 1, Q4 (12 marks): Table 1 below shows the number of car breakdowns in the Snoreap district in each of 60 months. Number of car breakdowns 0 1 2 3 4 5 12 11 19 14 3 1 Frequency Ta
- June 2022, Further Statistics 1, Q1 (9 marks): A researcher is investigating the number of female cubs present in litters of size 4 He believes that the number of female cubs in a litter can be modelled by B
- June 2022, AS Further Statistics 1, Q3 (9 marks): In a game, a coin is spun 5 times and the number of heads obtained is recorded. Tao suggests playing the game 20 times and carrying out a chi‑squared test to in
- November 2021, Further Statistics 1, Q1 (7 marks): Kelly throws a tetrahedral die n times and records the number on which it lands for each throw. She calculates the expected frequency for each number to be 43 i
- November 2020, Further Statistics 1, Q5 (13 marks): A factory produces pins. An engineer selects 40 independent random samples of 6 pins produced at the factory and records the number of defective pins in each sa
- November 2020, AS Further Statistics 1, Q2 (15 marks): In an experiment, James flips a coin 3 times and records the number of heads. He carries out the experiment 100 times with his left hand and 100 times with his
- June 2019, Further Statistics 1, Q4 (19 marks): Liam and Simone are studying the distribution of oak trees in some woodland. They divided the woodland into 80 equal squares and recorded the number of oak tree
- June 2019, AS Further Statistics 1, Q2 (7 marks): A spinner used for a game is designed to give scores with the following probabilities Score 1 2 3 4 6 Probability 3 10 1 10 1 10 2 5 1 10 The spinner is spun 80
- June 2018, AS Further Statistics 1, Q1 (10 marks): A researcher is investigating the distribution of orchids in a field. He believes that the Poisson distribution with a mean of 1.75 may be a good model for the
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