Given values for x, y, and z, write a single statement to calculate a value of the average of x, y, and z (all declared to be double and storing a value) as long as the sum of the 3 values is...

Java

Extracted text: Given values for x, y, and z, write a single statement to calculate a value of the average of x, y, and z (all declared to be double and storing a value) as long as the sum of the 3 values is positive; otherwise assign average the value 0. (Don't use iflelse; use a conditional operator). Assign the value to a double variable average.