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Complete all questions on the worksheet (2 pages) - in doing so, you will calculate the mean, mode, median, range and IQR of the 11 biggest earthquakes in Japan v Italy since 1900.  Don't forget to show your working at all stages (follow the steps on the worksheet) and to answer the two questions in the blue box right at the end.

Worked examples of how to do all the calculations are in the Content Library.