plz write down the whole procedure for upvote

3. // this method calculates the average of all the numbers between initialValue and // are finalValue passed as parameters. The method returns the average. // For example, the call CalcAverage (3, 7) should return 5 because (3+4+5+6+7)/5 = 5 // Write an implementation for this method. public static double CalcAverage (initialValue, finalValue) { *** YOUR ANSWER ***** 2