A filmmaker is interested in studying a relationship between the number of cinemas in the federal territory and the weekly sales (in thousand RM) of the cinema during pandemic Covid 19. A random sample of 12 cinemas was determined and the data were summarised as follows. =108, = 6372,2 = 1060.1,2 = 3396942, =56825.4 NOTE: Express all answers in FOUR decimal places. (a) (b) (c) (d) Compute the product-moment correlation coefficient for the data. Interpret your result. (8 marks) Obtain the least square regression line equation. Forecast the sales for a cinema with 2000 tickets. (8 marks) (4 marks) Calculate the coefficient of determination for the above data and comment on your result