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E13-3 Preparing and Interpreting a Schedule for Horizontal and Vertical Analyses [LO 13-2, 13-3, 13-5 According to the producer price index database maintained by the Bureau of Labor Statistics, the average cost of computer equipment fell 8.1 percent between 2012 and 2013. Required 1. Conduct a horizontal analysis by calculating the year-over-year changes in each line item, expressed in dollars and in percentages for the income statement of ComputerTycoon Inc. for the year ended December 31, 2013. (Decreases should be indicated by a minus sign. Round your percentage answers to 1 decimal place.) COMPUTER TYCOON, INC. Income Statements For the Year Ended December 31 Change in 2013 2012 Dollars Sales Revenue Cost of Goods Sold Gross Profit Selling, General, and Administrative Expenses Interest Expense Income before Income Tax Expense Income Tax Expense Net Income S 120,000S 150,000 79,500 70,500 41,000 575 28,925 7,000 S 8,800 S 21,925 70,000 50,000 38,000 700 11,300 2,500