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Level 7-8 Data Handling - Making Connections

What relationship is likely to be shown if ice cream sales are plotted against daily temperatures? Try question 4 to see if you are correct!

Level 7-8 Data Handling - Making Connections

Data is usually collected with the purpose of showing connections which might answer a question, test a theory or verify a prediction. These connections can be illustrated by making a variety of diagrams. Try the following Maths quiz on the subject.

Which of these options do you prefer?

  1. Tony wants to test his theory that the weather affects tourism. This sort of theory is called a .......

  2. The correlation of sea water temperatures plotted on a scattergraph against the number of bathers is .......

  3. A scattergraph of rainfall against numbers of people on the beach shows negative correlation indicating that .......

  4. What relationship is likely to be shown if ice cream sales are plotted against daily temperatures?

  5. Time spent in a games arcade is recorded in categories 'up to 10 minutes', 'up to 20 minutes' etc. What sort of diagram is used to illustrate this data?

  6. The steepest part of the cumulative frequency graph represents .......

  7. Tony recorded the games arcade times of 400 people. His estimate for the average time from the CF graph is .......

  8. The times corresponding to 100 and 300 on the CF axis are called the lower and upper .......

  9. What proportion of the data is represented by the IQR?

  10. If Tony plots slot machine takings on a scattergraph against rainfall he is likely to find that .......

Quiz written by Hilary Wilson

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