9709/52/O/N/21 · Statistics October/November 2021 Paper 52
7 questions, 50 marks. Each one links to its official mark scheme.
- Question 1 · 5 marks · Sample spaces and counting probabilities, Conditional probability, Exclusive and independent events
- Question 2 · 5 marks · Selections and combinations
- Question 3 · 7 marks · Addition, multiplication and tree diagrams, Probability distributions, Expectation and variance
- Question 4 · 6 marks · Arrangements and permutations
- Question 5 · 7 marks · Binomial distribution, Geometric distribution
- Question 6 · 10 marks · Normal probabilities and standardisation, Inverse normal problems
- Question 7 · 10 marks · Cumulative frequency, median and quartiles, Mean and standard deviation
Questions and mark schemes from Cambridge International past papers. Paperstreak isn't affiliated with Cambridge.