In a graph that represents the flight map for the HPAir problem, if a flight exists from city C1 to city C2, then C2 is said to be ______ C1.

Arrays and structures are __________ entities in that they remain the same size throughout program execution.

a) dynamic b) automatic c) register d) static

please answer the question below:

(a) Prove that the ? coefficient is equal to 1 if and only if f11 = f1+ = f+1.
(b) Show that if A and B are independent, then P(A, B) × P(A, B) =
P(A, B) × P(A, B).
(c) Show that Yule’s Q and Y coefficients
(d) Write a simplified expression for the value of each measure shown in
Tables 6.11 and 6.12 when the variables are statistically independent.