Exam-style question
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Evaluate the effectiveness of using stratified sampling in a field investigation of urban green spaces.
Model answer
What a good answer should say
- Stratified sampling can be effective in ensuring that different types of urban green spaces are represented in the sample.
- This method allows researchers to categorize areas based on specific criteria, such as size or type of vegetation, which can lead to more accurate and relevant data.
- However, it may also introduce complexity in the sampling process and require more time and resources to implement effectively.
Explanation
Why this works
This works because it directly answers the comparison in the question and keeps the explanation linked to Geography fieldwork investigation. A strong response states the key difference clearly, then explains why that difference matters for the biology.
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