10 Determine whether the scatter diagram indicates that a li

10. Determine whether the scatter diagram indicates that a linear relation may exist between the two variables. If the relation is linear, determine whether it indicates a positive or negative association between the variables.

Answer:

Solution

10.

As we can see in the plot, a linear relation may exist between the two variables. [YES, there is a linear relationship]

Using the plot, we see that it goes down from left to right. Thus, it indicates NEGATIVE association.