Statistics for Business and Economics

Every business area relies on an understanding of statistics to succeed. Statistics for Business and Economics by Carlos Cortinhas (University of Exeter) and Ken Black (University of Houston) shows students that the proper application of statistics in the business world goes hand-in-hand with good decision making. Every statistical tool presented in this book has a business application set in a global context and the many learning features and easy-to-use structure will engage and reassure each business statistics student. Highlights of Statistics for Business and Economics, First European Edition, include: Statistics in Business Today . These focus boxes contain interesting applications of how statistical techniques are used in business and help students see the relevance of studying business statistics. Ethical Considerations . This feature highlights the considerable potential for the misuse of statistics in business. Decision Dilemmas . These chapter-opening vignettes and end-of-chapter solutions present relevant business-world solutions. Numerous demonstration and section problems . Hundreds of different types of problems help give students confidence in mastering different statistical techniques. European Focus. Problems, examples and decision dilemmas presented in this edition are up-to-date and based almost entirely on European and international business and economics data and case studies. Substantial web resources for this book can be found at: www.wiley.com/college/cortinhas These include video tutorials, interactive activities, data and problem sets in Excel and Minitab, a guide to Excel for students and a student study guide containing selected answers to the problems in the book. WileyPLUS is a research-based online environment for effective teaching and learning. It builds students' confidence by taking the guesswork out of studying and providing students with a clear roadmap: what to do how to do it if they did it right Offering interactive resources alongside a complete digital textbook, WileyPLUS helps students take the initiative and learn more, and has proved to have a greater impact on their achievement in the classroom and beyond. To learn more about WileyPLUS, and view a demo, please visit www.wileyplus.com

UNIT I INTRODUCTION 1 Introduction to Statistics 3 2 Charts and Graphs 19 3 Descriptive Statistics 51 4 Probability 102 UNIT II DISTRIBUTIONS AND SAMPLING 5 Discrete Distributions 149 6 Continuous Distributions 194 7 Sampling and Sampling Distributions 234 UNIT III MAKING INFERENCES ABOUT POPULATION PARAMETERS 8 Statistical Inference: Estimation for Single Populations 271 9 Statistical Inference: Hypothesis Testing for Single Populations 310 10 Statistical Inferences About Two Populations 363 11 Analysis of Variance and Design of Experiments 422 UNIT IV REGRESSION ANALYSIS AND FORECASTING 12 Simple Regression Analysis and Correlation 487 13 Multiple Regression Analysis 545 14 Building Multiple Regression Models 578 15 Time–Series Forecasting and Index Numbers 625 UNIT V CATEGORICAL DATA AND NON–PARAMETRIC STATISTICS 16 Analysis of Categorical Data 685 17 Non–parametric Statistics 713 APPENDICES A Tables 765 B Answers to Selected Odd–Numbered Quantitative Problems 807 GLOSSARY 819 INDEX 829 WEBSITE MATERIALS 18 Statistical Quality Control 19 Decision Analysis