For the Following Data (A) Draw a Scatter Plot $$\begin{array} { c | c c c c c c c } x & 4 & 1 & 3 & 2 & 5 & 7 & 6 \\\hline y & 14 & 6 & 9 & 9 & 17 & 20 & 16\end{array}$$

Essay

For the following data (a) Draw a scatter plot. (b) Find the value for r. (c) Test the significance of r at the 5% level and at the 1% level. (d) If r is significant, find the regression line and draw the line on the scatter plot. (e) Describe the nature of the relationship if one exists. (f) Predict y when x = 20. $$\begin{array} { c | c c c c c c c } x & 4 & 1 & 3 & 2 & 5 & 7 & 6 \\\hline y & 14 & 6 & 9 & 9 & 17 & 20 & 16\end{array}$$