Q. 4.128 - Elementary Statistics

Question

To determine whether r is positive, negative, or zero.

Step-by-Step Solution

Answer

The $r$ is Zero

Step 1:

To determine whether $r$ is positive, negative, or zero.

Step 2: Explanation

As we can see from the graph, the values of $y$ do not change as the values of $x$ grow, hence the linear correlation coefficient $r$ is $0$.