1. If X is normal distributed with E(x) = 0 and V(x) = 16 or N(0,16) if you prefer, and Y = e^X, what is the pdf for Y [f(y)] for 0≤y
2. If X is a Cauchy Distribution: f(x) = 1/(π(1+x^2)) and Y = 1/(X^2), what is the pdf for y
3. Same as #2, but Y = X^2
Any help as well as an...