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Correlation

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Question 34

Ross did an investigation into the relationship between temperature (ttt) and total hours of sunshine (sss) at Heathrow. He finds that the equation of the regression line is s=−0.25t+1.3s = -0.25t + 1.3s=−0.25t+1.3.

Give an interpretation of the figure -0.25 in this regression line.

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Markscheme

Correlation Questions

  1. A Level
  2. /Maths
  3. /Correlation

46 exam-style questions on Edexcel A Level Maths Correlation, covering 4.1 Correlation and 4.2 Linear Regression. Each one has a worked solution and a mark scheme showing where the marks go.

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