This book provides readers with the tools to analyze their data, develop forecasting models and present the results in Excel. Progressing from data colleciton, data presentation, to a step-by-step development of the forecasting techniques, this essential text covers techniques that include but are not limited to time series -- moving average, exponential smoothing, trending, simple and multiple regression, and Box-Jenkins. This book does not require any additional statistical software and can be used both as a primary text and as a supplementary text.