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Download a PDF file with 38 pages of revision notes for GCSE Foundation students.

9 000 words, 23 tables, and plenty of formulas and diagrams, including scans of hand drawn graphs. Topics covered include

- Mean, Median, Mode and range
- Puzzles working backwards from mean
- Qualitative, quantitative discrete and quantitative continuous data
- The data collection cycle; hypothesis, collecting data analysing data and interpreting findings
- Data collection sheets
- Questionnaire questions and bias
- Primary and secondary data
- Pictograms
- Tally charts for discrete and grouped continuous data
- Mean, median and mode from discrete frequency table and estimated from a grouped frequency table
- Bar charts; clustered and stacked
- The pie chart
- Frequency bar charts and frequency polygons
- Comparing frequency distributions for average and range
- Stem and leaf diagrams
- Scatter diagrams and correlation: describing the pattern, line of best fit, making predictions
- Two way tables
- Sampling and bias, random samples, calculating the size of stratified samples
- Probability; Likelihood words, probability scale, probability of something not hapening; combined events, list outcomes, sample space diagram, expected frequency and relative frequency

This resource has been used by 100+ students in two of the centres I teach in.

See also the Rules and Tools for Number.

Keith Burnett, Last update: Sun Mar 02 2014