(4.5) If XN(0,1), find (a) P(0.53<X2.06) (b) P(0.79X1.52) (c) P(X>1.77) (d) P(X<1.96) (e) P(X<2) (f) P(X<3) {Hint: (X<c)=(X<c and X> c)=(c<X<c)}.