public T get(final int index) {
		return _params.get(index);
	}
Return the parameter with the given {@code index}.

@param index the parameter index
@return the parameter with the given {@code index}
@throws IndexOutOfBoundsException if the {@code index} is out of range
        {@code (index < 0 || index >= size())}
jenetics.tool/src/main/java/io/jenetics/tool/trial/Params.java