3	6	1	13	10	21	8	4	4	6
85	73	98	96	66	44	58	88	63	77

1) The attendance and marks for ten students are shown below. Each column represents one student. Absences 3 6 1 13 10 21 8 4 4 6 Grade 85 73 98 96 66 44 58 88 63 77 a. State the dependent variable and explain your choice. [1C] b. Complete a scatter plot of these data. Label all axes and indicate the scale. Circle the outlier. Draw the scatterplot below or copy and paste a screen capture from Desmos.[3C] c. Determine the correlation coefficient and the line of best fit. [2A] r = ___________ Equation of the Line of best fit: _______ d. Determine the correlation coefficient and the line of best fit with the outlier removed. [2A] r = ___________ Equation of the Line of best fit: _______ e. A student has 9 absences. Use both models to predict their grade. [2A] Model c: ___________ Model d: ___________ f. A student has a mark of 80. Use both models to predict his/her number of absences. [2A] Model c: ___________ Model d: ___________