Class BLevelRow

src/com/winvector/variables/BObserver.java:33–57

	}
		
	public final class BLevelRow {
		public double totalForLevel = 0.0;
		public final double[] totalByCorrectCategory;
		public final double[] sumRunCorrectCategory;
		public final double[] sumRunFixedCategory;
		public final double[] sumPCorrectCategory;
		public final double[] sumPFixedCategory;
		
		public BLevelRow() {
			totalByCorrectCategory = new double[noutcomes];
			sumRunCorrectCategory = new double[noutcomes];
			sumRunFixedCategory = new double[noutcomes];
			sumPCorrectCategory = new double[noutcomes];
			sumPFixedCategory = new double[noutcomes];
		}

		public void observe(final BLevelRow o) {
			totalForLevel += o.totalForLevel;
			sumLeft(totalByCorrectCategory,o.totalByCorrectCategory);
			sumLeft(sumRunCorrectCategory,o.sumRunCorrectCategory);
			sumLeft(sumRunFixedCategory,o.sumRunFixedCategory);
			sumLeft(sumPCorrectCategory,o.sumPCorrectCategory);
			sumLeft(sumPFixedCategory,o.sumPFixedCategory);
		}
	}
	
	/*
	 * per-variable statistics