11 marks
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8 marksStudy Figure 5a . It shows sample data on shingle size collected at five sites along a stretch of coastline.
|
Site |
Mean shingle size (mm) |
| 1 |
21.1 |
| 2 |
16.0 |
| 3 |
14.1 |
| 4 |
10.0 |
| 5 |
30.1 |
Figure 5a
Coastal data collected by a group of students
(2)
(1)
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6 marksStudy Figure 5a . It shows some sample data about shingle size along a stretch of coastline.
Calculate the mean shingle size across the five sites.
Give your answer to one decimal place.
You must show all your workings in the space below.
|
Site |
Mean shingle size (mm) |
| 1 |
8.1 |
| 2 |
14.5 |
| 3 |
16.1 |
| 4 |
15.0 |
| 5 |
30.0 |
Figure 5a
Coastal data collected by a group of students
(1)
4 marksTo extend the coastal study, students were asked to use one additional quantitative and one qualitative technique.
Describe the two additional fieldwork techniques the students may have selected.
Quantitative
Qualitative
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