Refer to Table 1. Use quadratic regression to find the best model of the form y = ax² + bx + c for boat speed y (in miles per hour) as a function of engine speed x (in revolutions per minute). Estimate the boat speed (in miles per hour, to one decimal place) at an engine speed of 3,400 rpm.

Transcribed Image Text:

Table 1 rpm mph 2,500 10.3 3,000 18.3 3,500 24.6 4,000 29.1 4,500 5,000 5,400 33.0 36.0 38.9 mpg 4.1 5.6 6.6 6.4 6.1 5.4 4.9