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GCSE Maths

Statistics

Scatter Graphs and Correlation

Scatter Graphs and Correlation

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Level 4–5
Foundation & Higher
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Key Points 

  • Show the relationship between two variables.

  • Each point represents one pair of values.

  • Positive correlation: points slope upwards.

  • Negative correlation: points slope downwards.

  • No correlation: no clear pattern.

  • Correlation does not prove causation.

  • A line of best fit can be used to estimate values.


Keywords: scatter graph, correlation, positive correlation, negative correlation, line of best fit, GCSE statistics.

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