E09 Verify the total of the “Net Balance” field is $130,538,040 that agrees to the total of the original Excel file. If we review the field statistics for the “Net Balance” population, we notice significant negative balances, which are skewing the statistics. A quick inquiry of the client and a scan of the data identify the problem. Many customers are listed several times as they have more than one loan and payments are sometimes reflected as a line item rather than a reduction of the loan. We can summarize the data by customer and solve this problem. To do this, click on the Menu item “Analysis”. Then click on “Summarization” from the drop down menu that appears. The following interface appears: