Chapter 7. pc#11. array operations write a program with an array that is initialized with test data. use double for the type of the array. the program should also have the following methods: • gettotal. this method should accept a one-dimensional array as its argument and return the total of the values in the array. • getaverage. this method should accept a one-dimensional array as its argument and return the average of the values in the array. • gethighest. this method should accept a one-dimensional array as its argument and return the highest value in the array. • getlowest. this method should accept a one-dimensional array as its argument and return the lowest value in the array. demonstrate each of the methods in the program. the program should read the file name from command line. use 3 decimal digits for formatting.