GCSE Statistics Chapter 1 Summary- Collecting Data

After completing this chapter, you will be able to;

  • understand what is meant by statistics
  • specify a line of enquiry and form a suitable hypothesis
  • recognise the difference between quantitative and qualitative data
  • know the difference between discrete and continuous quantitative data and that the measurement of continuous data is subject to some error
  • understand the meaning of bivariate data
  • know the difference between primary and secondary data
  • understand the meaning of the term population
  • know what is meant by a census
  • understand the reason for sampling and that sampling is used to estimate values in the population
  • understand the terms 'random', 'randomness' and 'random sample'
  • understand and use a variety of sampling methods
  • know how to collect data using questionnaire, interviews and observation.


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