$f(x)=0\mathrm{.}65x-0\mathrm{.}5x^{2}0\mathrm{.}85x^3$

estimated by the function $f(x)=0\mathrm{.}2x0\mathrm{.}45x^{2}0\mathrm{.}35x^3.$ The income distribution for country $B$ is estimated by the function

Step $1$ of $2$: Find the coefficient of inequality for each of the two countries. Round your answers to three decimal places.