public double eapp(Bundle<Venue> bundle) {
		double eapp = 0;
		
		List<Venue> bundleVenues = bundle.getItems();
		for (Venue bundleVenue : bundleVenues) {
			eapp += eapp(bundleVenue);
		}
		
		eapp = (double) eapp/bundle.getItemNb();
		
		return eapp;
	}