5. A shop keeper recorded daily sales r of ice cream along with the daily maximum temperature "C. The results for one week are shown below. t 29 31 34 23 19 20 27 3 104 92 112 48 56 72 66 (a) Write down: (i) the linear correlation coefficient, (ii) the equation of the regression line for son t (b) Use your equation to predict the ice cream sales on a day when the maximum temperature is 24 C. Give your answer correct to the nearest whole number.