The decline of salmon fisheries along the columbia river in oregon has caused great concern among commercial and recreational fishermen. the paper 'feeding of predaceous fishes on out-migrating juvenile salmonids in john day reservoir, columbia river' (trans. amer. fisheries soc. (1991: 405-420) gave the accompanying data on y = maximum size of salmonids consumed by a northern squaw fish (the most abundant salmonid predator) and x = squawfish length, both in mm. here is the computer software printout of the summary: coefficients: estimate std. error t value pr(> |t|) (intercept) −90.020 16.750 −5.374 0.000 length 0.717 0.049 14.596 0.000 using this information, give the equation of the least squares regression line.