The table shows the number of manatee deaths caused by watercraft in Florida each year beginning in 1980. The years are coded that 1980 is 1, 1981 is 2, and so on. Use the table to find the best model and the r^2 value.

Question

Year: 1; 2; 3; 4; 5; 6; 7; 8; 9; 10
Deaths: 16; 24; 20; 15; 34; 33; 33; 39; 43; 50
a. linear model, 0.845
b. exponential model, 0.779
c. power model, 0.682
d. quadratic model, 0.866

Answer 1

d. quadratic model, 0.866