Worksheet Question ID: W-3015 Given the following for 10 summed data, state the equation of the line of best fit using the least squares method. Σx=240, Σy = 213 Σxy =

460. Σ x2 = 5063 a = "Exy-(Ex)(Ey) [Exi-(Σx}] Marking Scheme (3 marks) [1:3] 1 mark for calculating the "a" value 1 mark for calculating the "b" value 1 mark for providing the equation of the line