## Statistics

The Statistics elements of both the AS-Level and A-Level in Mathematics consist of the following topic areas:
Statistical Sampling, Data Presentation & Interpretation, Probability, Statistical Distributions, Statistical Hypothesis Testing

### Statistical Sampling in A-Level Maths:

The above topics will be studied in more detail and the following additional topics will be covered:

### Data Presentation & Interpretation in A-Level Maths:

The above topics will be studied in more detail and the following additional topics will be covered:

### Probability in AS-Level Maths:

• mutual exclusivity, independence, tree diagrams, venn diagrams

### Probability in A-Level Maths:

The above topics will be studied in more detail and the following additional topics will be covered:

• conditional probability, two-way tables
• modelling

### Statistical Distributions in AS-Level Maths:

• discrete probability distributions including uniform and binomial

### Statistical Distributions in A-Level Maths:

The above topics will be studied in more detail and the following additional topics will be covered:

• the normal distribution and approximations using a binomial distribution
• selecting appropriate distributions

### Statistical Hypothesis Testing in AS-Level Maths:

• understand and use the terms null & alternate hypotheses, significance level, 1 & 2 tail testing, critical values & regions, p-values, etc.
• conduct and interpret hypothesis tests for the proportion in a binomial distribution

### Statistical Hypothesis Testing in A-Level Maths:

The above topics will be studied in more detail and the following additional topics will be covered:

• conduct and interpret hypothesis test for the mean of a normal distribution with a known variance