Master the techniques that business analysts at leading companies use to transform data into bottom-line results. For more than a decade, well-known consultant and business professor Wayne Winston has been teaching corporate clients and MBA students the most effective ways to use Microsoft Office Excel for data analysis, modeling, and decision making. Now this award-winning educator shares the best of his classroom experience in this practical, business-focused guide--updated and expanded for Excel 2007. Each chapter advances your data analysis and modeling expertise using real-world examples and learn-by-doing exercises. You'll learn how to create best, worst, and most-likely scenarios for sales, estimate a product's demand curve, forecast using trend and seasonality, and determine which product mix will yield the greatest profit. You'll even discover how to interpret the effects of price and advertising on sales and how to assign a dollar value to customer loyalty. You get all the book's problem-and-solution files on CD--for all the practice you need to solve complex problems and work smarter with Excel.