pptx, 5.16 MB
pptx, 5.16 MB

Edexcel. Topic 1: Tectonic Processes and Hazards.
Lesson 18 of 18.
Spearman’s Rank Statistical Test

  • Starter quiz and mark scheme
  • Correlation and spearman’s rank definitions task
  • Scattergraphs showing positive, negative and no correlation
  • Reading and note taking on use of Spearman’s Rank Correlation Coefficient in geography
  • Worked example using river case study. Students start by describing and explaining pattern on scatter graphs
  • Next, students work through the whole statistical test, arriving at a conclusion based on Rs value. Answers and justification are shown for each stage.
  • Finally, students will use excel data to complete a spearman’s rank test based on comparing earthquake deaths and magnitude.
  • Excel document is included plus answers on a separate document demonstrating more complex ranking system.
  • Final slide lists all case studies used in the whole scheme of work to aid revision for end of topic test.

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