/src/main/java/net/finmath/montecarlo/automaticdifferentiation/backward/alternative/RandomVariableAAD.java
resultrandomvariable = new RandomVariableFromDoubleArray( X.getQuantile( Y) ) ;
resultrandomvariable = new RandomVariableFromDoubleArray ( X.getStandardDeviation ( Y ) ) ;
resultrandomvariable = new RandomVariableFromDoubleArray(X.getAverage(Y)); break; case STDERROR: resultrandomvariable = new RandomVariableFromDoubleArray(X.getStandardError(Y)); break; case STDEV: <extra_id_0> break; case VARIANCE: resultrandomvariable = new RandomVariableFromDoubleArray(X.getVariance(Y)); break; default: throw new IllegalArgumentException();