@Override
	public Double result() {
		return _sample[_sample.length - 1];
	}
Create a new sample point with the given argument array and result value.

@param sample the arguments of the sample point
@throws IllegalArgumentException if the argument array is empty
@throws NullPointerException if the argument array is {@code null}
jenetics.prog/src/main/java/io/jenetics/prog/regression/DoubleSample.java