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.