EDEXCEL•1ST0
Edexcel GCSE Statistics
4 sections · 77 revision notes, with key terms, exam tips and past papers
Starts with Initial planning, free to read.
Statistical enquiry cycle
Statistical enquiry cycle stages5 notes
1 The collection of data
Investigation planning · Types of data · Population and sampling · Collecting data20 notes
1a Investigation planning
1b Types of data
1c Population and sampling
2 Processing, representing and analysing data
Data tabulation and diagrams · Measures of central tendency · Measures of dispersion · Further summary statistics · Scatter diagrams and correlation · Time series · Quality assurance · Population estimation38 notes
2a Data tabulation and diagrams
- 2a.01 Pictorial data representation Free
- 2a.02 Advanced pictorial data representation 2 notes
- 2a.03 Graphical data representation Pro
- 2a.04 Histograms with unequal class widths Pro
- 2a.05 Justifying data visualisations Pro
- 2a.06 Graphical misrepresentation Pro
- 2a.07 Extracting and comparing values Pro
- 2a.08 Selecting appropriate representation Pro
- 2a.09 Determining skewness Pro
- 2a.10 Interpreting skewness Pro
2b Measures of central tendency
2c Measures of dispersion
2d Further summary statistics
2e Scatter diagrams and correlation
2g Quality assurance
3 Probability
Probability14 notes
Probability
- 3p.01 Estimating probabilities from collected data Free
- 3p.02 Probability scale and likelihood Pro
- 3p.03 Calculating expected frequencies Pro
- 3p.04 Relative and absolute risks Pro
- 3p.05 Experimental data versus theoretical predictions Pro
- 3p.06 Experimental and theoretical probability trends Pro
- 3p.07 Probability representations for multiple events 2 notes
- 3p.08 Notation for independent events Pro
- 3p.09 Conditional probability notation Pro
- 3p.10 Bias in experimental and theoretical values Pro
- 3p.11 Characteristics of a binomial distribution Pro
- 3p.12 Characteristics of a normal distribution Pro
- 3p.13 The empirical rule for normal distributions Pro