diff --git a/src/main/java/edu/unl/cse/soft160/loops/Observation.java b/src/main/java/edu/unl/cse/soft160/loops/Observation.java
index 3f3e41800391a1a507d6f1a549b73a0f86827f0b..16bf0a44e71cd2251fe556d8da623dedb3c925c6 100644
--- a/src/main/java/edu/unl/cse/soft160/loops/Observation.java
+++ b/src/main/java/edu/unl/cse/soft160/loops/Observation.java
@@ -3,19 +3,19 @@ package edu.unl.cse.soft160.loops;
 import java.time.LocalDate;
 
 public class Observation {
-	private Double measurement;
-	private LocalDate date;
+    private Double measurement;
+    private LocalDate date;
 
-	public Observation(Double measurement, LocalDate date) {
-		this.measurement = measurement;
-		this.date = date;
-	}
+    public Observation(Double measurement, LocalDate date) {
+        this.measurement = measurement;
+        this.date = date;
+    }
 
-	public Double getMeasurement() {
-		return measurement;
-	}
+    public Double getMeasurement() {
+        return measurement;
+    }
 
-	public LocalDate getDate() {
-		return date;
-	}
+    public LocalDate getDate() {
+        return date;
+    }
 }
diff --git a/src/main/java/edu/unl/cse/soft160/loops/TemperatureAnalysis.java b/src/main/java/edu/unl/cse/soft160/loops/TemperatureAnalysis.java
index a421a8cf7a34c6dbdee9128c9851f9838e760abd..613174b4606109569f4f19309b19164d930bdaac 100644
--- a/src/main/java/edu/unl/cse/soft160/loops/TemperatureAnalysis.java
+++ b/src/main/java/edu/unl/cse/soft160/loops/TemperatureAnalysis.java
@@ -5,28 +5,28 @@ import java.util.List;
 import java.time.LocalDate;
 
 public class TemperatureAnalysis {
-	/* TASK 1 */
+    /* TASK 1 */
 
-	public static LocalDate getDateForLowestTemperature(List<Observation> observations) {
-		return null;
-	}
+    public static LocalDate getDateForLowestTemperature(List<Observation> observations) {
+        return null;
+    }
 
-	/* TASK 2 */
+    /* TASK 2 */
 
-	public static Double getLowestTemperatureBetweenTwoDates(List<Observation> observations,
-															LocalDate date1, LocalDate date2) {
-		return null;
-	}
+    public static Double getLowestTemperatureBetweenTwoDates(List<Observation> observations,
+                                                            LocalDate date1, LocalDate date2) {
+        return null;
+    }
 
-	/* TASK 3 */
+    /* TASK 3 */
 
-	public static List<Double> getExtremeTemperatures(List<Observation> observations) {
-		return new ArrayList<Double>();
-	}
+    public static List<Double> getExtremeTemperatures(List<Observation> observations) {
+        return new ArrayList<Double>();
+    }
 
-	/* TASK 4 */
+    /* TASK 4 */
 
-	public static Double getMostRecentExtremeTemperature(List<Observation> observations) {
-		return null;
-	}
+    public static Double getMostRecentExtremeTemperature(List<Observation> observations) {
+        return null;
+    }
 }