(4+4 pts) Let g(x) be a function with −∞
Posted: Thu Jul 14, 2022 4:51 pm
need asap
(4+4 pts) Let g(x) be a function with −∞<E(g(x))<∞ and −∞<g(−1)<∞. a. Prove that if P(X=x)=(r+x−1x)p′(1−p)x(x≥0,0<p<1), E((1−p)g(X))=E(r+X−1Xg(X−1)). b. Using a, calculate E(X−3) and E(X4).
Posted: Thu Jul 14, 2022 4:51 pm
need asap
(4+4 pts) Let g(x) be a function with −∞<E(g(x))<∞ and −∞<g(−1)<∞. a. Prove that if P(X=x)=(r+x−1x)p′(1−p)x(x≥0,0<p<1), E((1−p)g(X))=E(r+X−1Xg(X−1)). b. Using a, calculate E(X−3) and E(X4).
(4+4 pts) Let g(x) be a function with −∞<E(g(x))<∞ and −∞<g(−1)<∞. a. Prove that if P(X=x)=(r+x−1x)p′(1−p)x(x≥0,0<p<1), E((1−p)g(X))=E(r+X−1Xg(X−1)). b. Using a, calculate E(X−3) and E(X4).