the use of statistics involves the gathering of data.

this data is then processed, organised and displayed.

finally the data is presented, discussed and conclusions are made.

Key Skills

  • plan the investigation
  • choose an appropriate sample
  • design an effective questionnaire or interview
  • display the data clearly
  • process and analyse the data
  • report on the results


censuspopulationsamplebiasstatistics, target populationdata, random samplerandom numbersystematic sampling, cluster samplingstratified sampling.