Problem solving with scatter graphs and time series

12 questions

1. ___ is when you estimate values that are within the range of available data.
2. This time series graph shows the temperatures in Sheffield between 2012 and 2019. In how many quarters does the mean maximum temperature reach between 10°C and 20°C? ___ quarters.
3. This scatter graph shows ___ correlation.
4. The time series below shows data from the ONS about the average annual income per person each year. What is the approximate median income in the year 2014?
5. The time series below shows data from the ONS about the average annual income per person each year. What is the approximate smallest difference between the mean and median incomes?
6. The time series graph shows data on average houses prices over a number of years in the UK. The graph shows ___ years where average house prices were below £200 000
7. Lucas plots this scatter graph. He says, “Point P must be an error.” Is Lucas definitely correct?
8. This scatter graph shows positive correlation. Which of these Oak pupils are correct?
9. ___ is when you estimate values that are outside the range of available data.
10. The time series graph shows data about the number of daily internet users in England. Sam says, “I can use the graph to predict there will be 90 million internet users in Wales in 2050.” Is Sam right?
11. A scatter graph is a visual representation for ___ data.
12. A reporter writes the following headline for the Oak Daily News. Which of these Oak pupils are correct?

License: OGL