Statistics for business and economics

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

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