Question: Question 5 (10 marks) (a) Given the following sales data, determine the equation of the regression line, y= a + bx, where b = Exy-nxy

Question 5 (10 marks) (a) Given the following

Question 5 (10 marks) (a) Given the following sales data, determine the equation of the regression line, y= a + bx, where b = Exy-nxy Ex2-n2, a = b. In addition, compute the predicted sales if the budget is $6,000 in Year 2020. Year Budget ($, in thousands) Sales ($, in thousands) 2016 3 11 2017 8 19 2018 5 14 2019 8 16 (b) Given that the correlation of the above dataset is 0.929, calculate the coefficient of determination (R2) and interpret the result

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