5. (Sec. 5.1) Suppose the marginal pdfs of two independent rvs X and Y are given by 5x4 for 0 |0 otherwise 1 fx(r) 2y3for 0y

Extracted text: 5. (Sec. 5.1) Suppose the marginal pdfs of two independent rvs X and Y are given by 5x4 for 0 |0 otherwise 1 fx(r) 2y3for 0y <1 |0="" otherwise="" fy(y)="" (a)="" find="" the="" joint="" pdf="" of="" x="" and="" y="" (b)="" what="" is="" the="" probability="" that="" both="" x="" and="" y="" are="" greater="" than="" .5?="" (c)="" what="" is="" the="" probability="" that="" at="" least="" one="" of="" x="" or="" y="" is="" greater="" than="">