Enabling students to understand and analyse contemporary issues in science and technology

Mathematical Requirements

Some of the mathematical requirements on page 58 of the specification may need more detail to explain the level expected. We are providing notes here.

  • use ratios
  • use and calculate percentages
  • interpret frequency tables and diagrams, bar charts and histograms
  • understand simple probability
  • understand the principles of sampling as applied to scientific data

Note on sampling (32 KB)
Note on sampling (10 KB)

  • understand the terms mean, median and modeuse a scatter diagram to show a correlation between variables
  • understand the meaning of simple measures of correlation
  • understand the meaning of simple measures of significance

Note on significance (34 KB)
Note on significance (16 KB)

  • translate information between graphical and numerical forms
  • sketch a graph indicating the relationship between two variables.