PAPER 3- Qs

Question 1

suggest why the median and interquartile range values are useful when comparing data (4):

Answer 1

Median
- provides a useful summary of mixed data
- measure of central tendency
- is it similar?
IQR:
- understanding of range
- compare central tendency with spread around the figure

Question 2

suggest two ways which the data collection method could be adapted to make it more useful (2):

Answer 2

1. larger sample size
2. more sampling points

Question 3

suggest two types of data that the student could use in their urban deprivation enquiry (2):

Answer 3

1. questionnaire
2. environmental quality survey

Question 4

for one of your fieldwork enquiries, suggest how anomalies in your data could affect the enquiry (2):

Answer 4

1. gives data that doesn’t fit into the pattern
2. that can lead to inaccurate results

Question 5

two techniques used when investigating an urban area (2):

Answer 5

1. photographs
2. environmental quality survey