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arraz/.idea/workspace.xml

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arraz/src/main/java/Arraz.java

     public int sumValuesOfArray(int[] arr) {
         int sum = 0;
 
-        for (int i : arr){
+        for (int i : arr) {
             sum += i;
         }
 
     public double sumDoublesOfArray(double[] arr) {
         double sum = 0;
 
-        for (double d : arr){
+        for (double d : arr) {
             sum += d;
         }
 
     }
 
 
+    public int averageOfArray(int[] arr) {
+        int sum = 0;
+
+        for (int i : arr) {
+            sum += i;
+        }
+
+        return (sum / arr.length);
+    }
+
+
+    public double doubleAverageOfArray(double[] arr3) {
+
+        double sum = 0;
+
+        for (double i : arr3) {
+            sum += i;
+        }
+
+        return (sum / arr3.length);
+
+    }
+
+
 }

arraz/src/test/java/ArrazTest.java

 
 public class ArrazTest {
 
+    Arraz arraz = new Arraz();
+
     int[] arr = {2,2,2,2,2};
     int[] arr2 = {1,2,3,4,5};
 
     @Test
     public void test1sumValuesOfArray(){
-        Arraz arraz = new Arraz();
 
         int expected = 10;
         int actual = arraz.sumValuesOfArray(arr);
 
     @Test
     public void test2sumValuesOfArray(){
-        Arraz arraz = new Arraz();
 
         int expected = 15;
         int actual = arraz.sumValuesOfArray(arr2);
 
     @Test
     public void test1DoublesOfArray(){
-        Arraz arraz = new Arraz();
 
         double expected = 10.0;
         double actual = arraz.sumDoublesOfArray(arr3);
 
     @Test
     public void test2DoublesOfArray(){
-        Arraz arraz = new Arraz();
 
         double expected = 17.0;
         double actual = arraz.sumDoublesOfArray(arr4);
         Assert.assertEquals(expected, actual);
     }
 
+    @Test
+    public void test1AverageOfArray(){
+
+        int expected = 2;
+        int actual = arraz.averageOfArray(arr);
+
+        Assert.assertEquals(expected, actual);
+
+    }
+
+    @Test
+    public void test2AverageOfArray(){
+
+        int expected = 3;
+        int actual = arraz.averageOfArray(arr2);
+
+        Assert.assertEquals(expected, actual);
+
+    }
+
+    @Test
+    public void test1DoubleAverageOfArray(){
+
+        double expected = 2.0;
+        double actual = arraz.doubleAverageOfArray(arr3);
+
+        Assert.assertEquals(expected, actual);
+
+    }
+
+    @Test
+    public void test2DoubleAverageOfArray(){
+
+        double expected = (17 / 5);
+        double actual = arraz.doubleAverageOfArray(arr4);
+
+        Assert.assertEquals(expected, actual);
+
+    }
+
 }