1
12 marks
12 marksAssess the view that the social and economic impacts of earthquakes are mainly the result of their magnitude.
(12)
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Tectonic Hazards & Disasters (Edexcel A Level Geography)
Topic Questions
24 marks
4 marksStudy Figure 1 in the Resource Booklet.
| Year | Location | Deaths recorded |
| 1979 | Colombia | 600 |
| 1991 | Costa Rica | 2 |
| 1992 | Nicaragua | 170 |
| 1995 | Mexico | 1 |
| 1996 | Peru | 12 |
| 2001 | Peru | 26 |
| 2007 | Chile | 10 |
| 2007 | Peru | 3 |
| 2010 | Chile | 156 |
| 2015 | Chile | 8 |
| Summary Statistics | |
| Number of tsunami events | 10 |
| Deaths recorded | 988 |
| Mean | |
| Median | |
| Interquartile range | |
Figure 1
The number of deaths resulting from tsunami events, Eastern Pacific 1979 - 2015
This is part of an investigation into the spatial impacts of tsunami events
i)
Calculate the mean number of deaths recorded.
(1)
Mean = ...........................................
ii)
Calculate the median number of deaths recorded.
(1)
Median = ..........................................................
iii)
Calculate the interquartile range for the number of deaths recorded.
You must show your working.
You must show your working.
(2)
Interquartile range = .....................................................
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