E13-3 Preparing and interpreting a Schedule for Horizontal and Vertical Analyses [LO 13-2, LO 13-3, LO 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 Computer Tycoon Inc. for the year ended December 31, 2013. (Decreases should be indicated by a minus sign. Round percentage values to 1 decimal place.) COMPUTER TYCOON, INC. Income Statements For the Year Ended December 31 Change in 2013 2012 Dollars Percentage s 118,000 147,000 Sales Revenue 69,000 78700 Cost of Goods Sold 49.000 68.300 Gross Profit Selling, General, and Administrative Expenses 37.800 40,600 Interest Expense 680 565 Income before Income Tax Expense 10,520 27,135 6,800 Income Tax Expense 2,500 8,020 20,335 Net Income