Question

Which scatterplot shows the strongest negative linear association?
On a graph, points are grouped closely together and increase.
On a graph, points are grouped closely together to form a line and increase.
On a graph, points are grouped closely together and decrease.
On a graph, points are grouped closely together to form a line and decrease.

Answer 1

Answer:

If all points are on the same straight line, then r = -1 exactly and we have the strongest possible negative correlation