new name for arm:

multi-path ray-tracer radio medium (mrm)

tools/cooja/apps/mrm/java/statistics/GaussianWrapper.java

@@ -0,0 +1,50 @@
+package statistics;
+
+public class GaussianWrapper {
+
+  /**
+   * Returns standard Gaussian cdf approximation based on algortihm for error function.
+   * 
+   * @param value Value
+   * @return Probability
+   */
+  public static double cdfErrorAlgo(double value) {
+    return CDF_Normal.normp(value);
+  }
+
+  /**
+   * Returns Gaussian cdf approximation based on algorithm for error function.
+   * 
+   * @param value Value
+   * @param mean Mean value
+   * @param stdDev Standard deviance
+   * @return Probability
+   */
+  public static double cdfErrorAlgo(double value, double mean, double stdDev) {
+    return CDF_Normal.normp((value - mean) / stdDev);      
+  }
+    
+  /**
+   * Returns standard Gaussian cdf using Taylor approximation.
+   * 
+   * @param value Value
+   * @return Probability
+   */
+  public static double cdfTaylor(double value) {
+    return Gaussian.Phi(value);
+  }
+
+  /**
+   * Returns Gaussian cdf using Taylor approximation .
+   * 
+   * @param value Value
+   * @param mean Mean value
+   * @param stdDev Standard deviance
+   * @return Probability
+   */
+  public static double cdfTaylor(double value, double mean, double stdDev) {
+    return Gaussian.Phi(value, mean, stdDev);
+  }
+  
+}
+