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=0.1t+1.3s = 0.1t + 1.3s=0.1t+1.3.
Give an interpretation of the figure 0.1 in this regression line.
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.