The operator + is undefined for the argument type(s) String, void

Question

public class chap7p4 {
    public static void main(String[] args) {
        int[] heights = { 33, 45, 23, 43, 48, 32, 35, 46, 48, 39, 41, };
        printArray(heights);         


        

Answer 1

findAverage has a void return type. Change the return type for the method to return an int value

public static int findAverage(int[] array) {
 ...
 return total / array.length;
}