- Mean for discrete data
- Calculating the mean from frequency tables
- Casio fx calculators: mean from frequency table
- Exam Questions

- Finding the median and quartiles
- Cumulative frequency curves
- How to interpret class intervals
- Estimating the median from a frequency table
- Exam Questions

- Stem and leaf diagrams
- Box and whisker plots
- Histograms
- Finding the width and height of a class interval on a histrogram
- Exam Questions

- Probability tree diagrams
- Combining probabilities
- Examples for combining probabilities
- Conditional probability in tree diagrams
- Conditional probability example
- Exam Questions

- What is a Venn diagram?
- Algebraic type
- Problems involving 3 sets
- Algebraic type problem involving 3 sets
- Notation and symbols used in Venn diagrams
- Shading regions
- Probability in Venn diagrams
- Conditional probability in Venn diagrams
- P(A∪B) and mutually exclusive events
- Exam Questions

- Introduction
- Formula for Binomial distribution
- Binomial distribution example qestions
- Cumulative probability tables for p ≤ 0.5
- Cumulative probability tables for p ≥ 0.5
- Mean and variance
- Exam Questions

- Introduction
- Standard normal distribution: Z~N(0,1)
- Casio fx calculators: calculating probabilities for Z~N(0,1)
- Calculating probabilities from a normal distribution
- Calculating the mean and standard deviation
- Exam Questions

- Test for a binomial proportion
- Lower tail test
- Upper tail test
- Critical values method: lower tail test
- Critical values method: upper tail test
- Two tailed test
- Exam Questions

The new specification has limited resources, but these papers from the previous are still mostly applicable.

S1

- June 2015
- June 2014
- June 2013
- January 2013
- June 2012
- January 2012
- June 2011
- January 2011
- June 2010
- January 2010
- June 2009
- January 2009
- June 2008
- January 2008

Only a few questions on the following papers apply to the current specification.

S2

For worked papers, see the top of this page.