What is the slope of the line of best-fit in the scatterplot below? 9 27 60 50 7 7 40 30 ( 619) I 7 7 3 20 (3,12) 27 g 1 1 2 4 LH 12. Which is the last step when creating and analyzing a scatterplot from a table of values? Plot the ordered pairs of the independent variable and the dependent variable on the coordinate plane. Draw or obtain a blank coordinate plane. Identify if there is a relationship between the independent and dependent variables. Label the axes of the coordinate plane according to the input and output variables.