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AQA GCSE Statistics The collection of data overview quiz quiz

11questions. Pick an answer and you'll see why right away.

  1. Which of these is the correct order of the statistical enquiry cycle?

  2. Which of these is an example of continuous data?

  3. A school of 900900 students has 300300 in Year 7. In a stratified sample of 6060, how many Year 7 students should be chosen?

  4. Which response boxes are correctly designed for a closed question?

  5. What is a pilot study?

  6. Which sampling method takes every nnth item from a list after a random start?

  7. Why does collecting an online-only survey about internet use risk being biased?

  8. In an experiment testing whether fertiliser increases plant growth, what is the explanatory variable?

  9. Which statement about a census and a sample is correct?

  10. Why is 'Do you agree that our excellent canteen serves great food?' a poor survey question?

  11. Which of these is ranked (ordinal) data?