A convenience store manager notices that sales of soft drinks are higher on hotter days, so he assembles the data in the table. High Number Temperature a) Make a scatter plot of the data. of cans ( "F) sold 55 340 58 335 64 410 68 460 70 450 75 610 80 735 84 780 b) Describe the graph of the scatterplot. (DUFS) Table II Critical Values for Correlation Coefficient c) What is the correlation coefficient and explain what it means? d) Is the linear model appropriate for this situation? (Use Table II)