A group of friends watched a comedy movie marathon starring a group of comedians. The graph below shows the number of movies watched and the number of hours of sleep the friends had slept between Saturday and Sunday. Each dot represents one of the friends.

Finish the statements about the graph.

If a line of best fit were drawn to represent the data in the scatter plot, it would show that as the number of movies , the number of hours of sleep decreased.
There is association between the number of movies and the .