A random sample of 42 earthquakes that have occurred between January 2015 and September 2017 was selected and for each earthquake the magnitude of the earthquake and the number of people killed was recorded. The data appear in the scatterplot below. 400 350 300 250 200 150 Number of People Killed 100 50 -50 3 6 8 10 -100 -150 Magnitude of Earthquake .3 6 6 points 4 Consider the scatterplot above. What is the correlation coefficient r is equal to? -0.6 15 1.2 16 O 0.02 17 O 0.6