A forecast is a prediction of a future event occurring (based on data).

Extrapolation is the process of estimating unknown values that are outside the range of existing data.

Studying climate change

Maths

Maths and the environment

Which year in the graph shows the least amount of sea-ice?

Look at the data displayed in the graph. Which is the modal class?

For each graph, calculate the modal class. Which time period has the modal class with the highest temperature?

Which time period has the greatest range of data?

Sea-surface temperatures were generally colder for 1967-2024 than for 1909-1966.

Sea-surface temperatures were generally the same for both periods of time.

Sea-surface temperatures were generally warmer for 1967-2024 than for 1909-1966.

Which statement is true, based on the data represented in the graphs?

Sea-surface temperatures were less spread for 1967-2024 than for 1909-1966.

Sea-surface temperatures had a similar spread in both periods of time.

Sea-surface temperatures were more spread for 1967-2024 than for 1909-1966.

Which town tends to have the highest mean temperature?

What is the mode for the data represented by the bar chart?

Overall, average house prices have decreased from 2005 to 2024.

Overall, average house prices have stayed the same from 2005 to 2024.

Overall, average house prices have increased from 2005 to 2024.

Which statement is true for the data displayed in the graph?

The graph shows data about the amount of rainfall (mm) for each month of a year. Starting with the least, sort the months in ascending order of rainfall.

The number of people who walk to school decreases as the pupils get older.

The number of people who walk to school stays the same as the pupils get older.

The number of people who walk to school increases as the pupils get older.

Which statement is true for the data represented by the bar chart?

Which year group contains more pupils who travel to school by car than those who walk?

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