datafu-pig/src/main/java/datafu/pig/stats/FloatVAR.java [339:368]:
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                intermediateCount = (long) 0;
            }
            
            long count = (Long)count(b);

            if (count > 0) {
                intermediateCount += count;
                intermediateSum += sum;
                intermediateSumSquare += sumSquare;
            }
        } catch (ExecException ee) {
            throw ee;
        } catch (Exception e) {
            int errCode = 2106;
            String msg = "Error while computing variance in " + this.getClass().getSimpleName();
            throw new ExecException(msg, errCode, PigException.BUG, e);
        }
    }

    @Override
    public void cleanup() {
        intermediateSumSquare = null;
        intermediateSum = null;
        intermediateCount = null;
    }

    @Override
    public Double getValue() {
        Double var = null;
        if (intermediateCount != null && intermediateCount > 0) {
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datafu-pig/src/main/java/datafu/pig/stats/IntVAR.java [336:365]:
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                intermediateCount = (long) 0;
            }
            
            long count = (Long)count(b);

            if (count > 0) {
                intermediateCount += count;
                intermediateSum += sum;
                intermediateSumSquare += sumSquare;
            }
        } catch (ExecException ee) {
            throw ee;
        } catch (Exception e) {
            int errCode = 2106;
            String msg = "Error while computing variance in " + this.getClass().getSimpleName();
            throw new ExecException(msg, errCode, PigException.BUG, e);
        }
    }

    @Override
    public void cleanup() {
        intermediateSumSquare = null;
        intermediateSum = null;
        intermediateCount = null;
    }

    @Override
    public Double getValue() {
        Double var = null;
        if (intermediateCount != null && intermediateCount > 0) {
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