9709/53/O/N/22 · Statistics October/November 2022 Paper 53
7 questions, 50 marks. Each one links to its official mark scheme.
- Question 1 · 3 marks · Coded and combined data
- Question 2 · 5 marks · Normal approximation to the binomial
- Question 3 · 7 marks · Cumulative frequency, median and quartiles, Mean and standard deviation
- Question 4 · 8 marks · Sample spaces and counting probabilities, Probability distributions, Geometric distribution
- Question 5 · 9 marks · Binomial distribution, Normal probabilities and standardisation, Inverse normal problems
- Question 6 · 10 marks · Arrangements and permutations, Sample spaces and counting probabilities
- Question 7 · 8 marks · Addition, multiplication and tree diagrams, Conditional probability
Questions and mark schemes from Cambridge International past papers. Paperstreak isn't affiliated with Cambridge.