AP computer science: please do not use other advanced ways to solve this problem, it is just an AP class in high school. Thank you so much!

publie class ArrayMethods public class Array Methods // precondition: anArray is not null. target is an element in the array // postcondition: absolute value of difference between target and average of // precondition: anArray is not null // postcondition: anArray is output anArray is returned. public static void PrintArray (int [0 anArray) public static double StatCale (Int [I anArray, int target) // precondition: anArray is not null. // method body not shown. // postcondition: average of anArray is returned as a double. public static double FindAverage Cint [I anArray) Write an outline indicating the steps necessary in the method // precondition: anArray is not null. // postcondition: largest element in array is returned. public static int FindLargest (int D anArray) // precondition: anArray is not null. // postcondition: position of search Num is returned. -1 if not on list. public static int LinearSearch (int D anArray) // precondition: anArray is not null. // postcondition: array is returned with elements arranged in order from least to greatest public static int SelectionSort (int [] anArray) 2. Write the method body