Some ordered pairs are shown in Table 23. Let x be the explanatory variable and y be the response variable.
Table 23 Values of x and y
x y
1…………………….2
3…………………….6
4…………………….4
6…………………….8
7……………………10
a. Construct a scatterplot.
b. Is there a linear association, nonlinear association, or no association?
c. Compute r.
d. On the basis of the scatterplot and r, determine the strength of the association.