1. Financial ratio analysis is conducted by three main groups of analysts: credit analysts, stock analysts, and managers. What is the primary emphasis of each group, and how would that emphasis affect the ratios on which they focus? 2. Why would the inventory turnover ratio be more important for someone analyzing a grocery store chain than an insurance company? 3. Why is it sometimes misleading to compare a company's financial ratios with those of other firms that operate in the same industry? 4. Profit margins and tumover ratios vary from one industry to another. What differences would you expect to find between the turnover ratios, profit margins, and DuPont equations for a grocery chain and a steel company