9709/53/O/N/21 · Statistics October/November 2021 Paper 53
7 questions, 50 marks. Each one links to its official mark scheme.
- Question 1 · 2 marks · Selections and combinations
- Question 2 · 6 marks · Statistical diagrams, Cumulative frequency, median and quartiles
- Question 3 · 6 marks · Statistical diagrams, Mean and standard deviation
- Question 4 · 8 marks · Normal probabilities and standardisation, Inverse normal problems
- Question 5 · 8 marks · Arrangements and permutations, Sample spaces and counting probabilities
- Question 6 · 10 marks · Expectation and variance, Binomial distribution, Geometric distribution
- Question 7 · 10 marks · Addition, multiplication and tree diagrams, Conditional probability
Questions and mark schemes from Cambridge International past papers. Paperstreak isn't affiliated with Cambridge.