4. Horizontal analysis evaluates financial statement data a. within a period of time. b. over a period of time. c. on a certain date. d. as it may appear in the future. 5. Assume the following sales data for a company: 2020 $1,050,000 2019 950,000 2018 800,000 2017 650,000 If 2017 is the base year, what is the percentage increase in sales from 2017 to 2019? 6. Saira, Inc. has the following income statement (in millions): SAIRA, INC. Income Statement For the Year Ended December 31, 2020 Net Sales $300 Cost of Goods Sold 180 Gross Profit 120 Operating Expenses 45 Net Income $75 4. Horizontal analysis evaluates financial statement data a. within a period of time. b. over a period of time. c. on a certain date. d. as it may appear in the future. 5. Assume the following sales data for a company: 2020 $1,050,000 2019 950,000 2018 800,000 2017 650,000 If 2017 is the base year, what is the percentage increase in sales from 2017 to 2019? 6. Saira, Inc. has the following income statement (in millions): SAIRA, INC. Income Statement For the Year Ended December 31, 2020 Net Sales $300 Cost of Goods Sold 180 Gross Profit 120 Operating Expenses 45 Net Income $75