Plant Emissions. Following are the data on plant weight and quantity of volatile emissions from Exercises 14.61 and 14.101.

x 57 85 57 65 52 67 62 80 77 53 68 y 8.0 22.0 10.5 22.5 12.0 11.5 7.5 13.0 16.5 21.0 12.0