boon/src/main/java/org/boon/primitive/Int.java
public static int median(Collection<?> inputList, String propertyPath) {
        return IntList.toIntList(inputList, propertyPath).median();
    }
public static int median(Collection<?> inputList, String propertyPath) {
        return IntList.toIntList(inputList, propertyPath).median();
    }
Calculate standard deviation.

@return standard deviation