IGCSE Geography / Geographical skills

Scatter graphs and lines of best fit revision notes

Edexcel International GCSE Geography (4GE1), chapter 11: Geographical skills, specification point G8. Part of the full course.

Watch the video lesson · IGCSE Geography past papers

A scatter graph shows how two variables change together. A line of best fit helps you describe the pattern and estimate values, but correlation does not prove cause, and the way data is chosen can mislead.

More lessons in Geographical skills

• Grid references, scale and distance
• Contours, relief and cross-sections
• Describing distributions and patterns on maps
• Photographs, satellite images and GIS
• Choosing and reading graphs
• Mean, median, mode and range
• Quartiles and the interquartile range
• Percentages, percentage change, ratio and proportion