Chapter 12.2, Problem 13E

(a)

To determine

To graph: The function $f(x)=\frac{1}{8}x,0\le x\le 4$ and shade the area corresponding to

$\mathrm{Pr}(X\le 1)$.

(b)

To determine

To graph: The function $f(x)$ given by $f(x)=\frac{1}{8}x,0\le x\le 4$ and shade the area corresponding to $\mathrm{Pr}(2\le X\le 2.5)$.

(c)

To determine

To graph: The function $f(x)$ given by $f(x)=\frac{1}{8}x,0\le x\le 4$ and shade the area corresponding to $\mathrm{Pr}(3.5\le X)$.