Prey attracts predators Refer to Exercise 4.

Computer output from the least-squares regression analysis on the perch data is shown below.

Predictor Coef Stdev. t-ratio p Constant 0.12049 0.09269 1.30 0.215 Perch 0.008569 0.002456 3.49 0.004 S = 0.1886 R-Sq = 46.5% R-Sq(adj) = 42.7%

The model for regression inference has three parameters:

a,

b, and s. Explain what each parameter represents in context. Then provide an estimate for each.