AQA · Geography · 8035
GCSE Geography: Numerical skills
Geographical skills · AQA GCSE Geography (8035), specification point 3.4.3. Cards are generated from the exam board's own specification for "Numerical skills", and every card links back to the page it came from. Specification © AQA — used with attribution.
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Which AQA GCSE Geography specification section covers numerical skills?
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Section 3.4.3.
In geography numerical skills, what is a ratio?
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A comparison of two quantities showing how many times one contains the other, e.g. 1:25,000 on a map scale.
In geography numerical skills, what does 'magnitude' refer to?
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The size or scale of an event or value, e.g. the strength of an earthquake or the discharge of a river.
In geography numerical skills, what does 'frequency' refer to?
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How often an event or value occurs within a given period, e.g. how many floods happen per decade.
Why does sample size matter when collecting fieldwork data?
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A larger sample reduces the effect of anomalies, making results more reliable and representative.
What does 'reliability' mean in fieldwork data collection?
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The extent to which repeating the same method would produce consistent results.
What does 'accuracy' mean in fieldwork data collection?
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How close a measured value is to the true value.
What is the purpose of a control group in fieldwork?
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To provide a baseline for comparison, so the effect of the variable being studied can be isolated.
On a map with a scale of 1:50,000, 1 cm on the map represents ? m on the ground.
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500
What is the final step of numerical skills after collecting geographical data?
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Drawing informed conclusions from the numerical data.
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