K N = (1 - p) k-x ICK ( 1 - TC ) N - K K K=X N N-X K-X 1 - 10 N-K N = ( TP ) * ( 1 - TP ) N - X E X K- X 1 - up 1 - TP K=X N = ( IP) * ( 1 - Top ) N -X X