JAVA Goal: Learn how to call methods that accept arguments.

Assignment: Assume a method double average$($double x$,$ double y $)$ has been defined that computes the arithmetic average of two

numbers x and y$.$ Assume that double variables var$1$ and var$2$ have been defined and initialized. Write a single statement that declares a

double variable av and assigns the value returned by average to it when var$1$ and var$2$ are provided as arguments to the method.