An Introduction to Regression Analysis | p. 1 |
Review of Basic Statistical Concepts | p. 5 |
Introduction | p. 5 |
Descriptive Statistics | p. 7 |
Discrete Random Variables and Probability Distributions | p. 21 |
The Normal Distribution | p. 27 |
Populations, Samples, and Sampling Distributions | p. 35 |
Estimating a Population Mean | p. 39 |
Hypothesis Tests About a Population Mean | p. 45 |
Estimating the Difference Between Two Population Means | p. 53 |
Hypothesis Tests About the Difference Between Two Population Means | p. 62 |
Using the Computer | p. 67 |
Simple Regression Analysis | p. 87 |
Using Simple Regression to Describe a Linear Relationship | p. 87 |
Examples of Regression as a Descriptive Technique | p. 95 |
Inferences from a Simple Regression Analysis | p. 100 |
Assessing the Fit of the Regression Line | p. 123 |
Prediction or Forecasting with a Simple Linear Regression Equation | p. 132 |
Fitting a Linear Trend to Time-Series Data | p. 144 |
Some Cautions in Interpreting Regression Results | p. 152 |
Using the Computer | p. 153 |
Multiple Regression Analysis | p. 171 |
Using Multiple Regression to Describe a Linear Relationship | p. 171 |
Inferences from a Multiple Regression Analysis | p. 175 |
Assessing the Fit of the Regression Line | p. 181 |
Comparing Two Regression Models | p. 191 |
Prediction with a Multiple Regression Equation | p. 204 |
Lagged Variables as Explanatory Variables in Time-Series Regression | p. 206 |
Using the Computer | p. 220 |
Fitting Curves to Data | p. 247 |
Introduction | p. 247 |
Fitting a Curvilinear Relationship | p. 248 |
Using the Computer | p. 281 |
Assessing the Assumptions of the Regression Model | p. 291 |
Introduction | p. 291 |
Assumptions of the Multiple Linear Regression Model | p. 292 |
The Regression Residuals | p. 292 |
Assessing the Assumption That the Relationship Is Linear | p. 296 |
Assessing the Assumption That the Variance Around the Regression Line Is Constant | p. 312 |
Assessing the Assumption That the Disturbances Are Normally Distributed | p. 328 |
Influential Observations | p. 340 |
Assessing the Assumption That the Disturbances Are Independent | p. 357 |
Multicollinearity | p. 366 |
Using the Computer | p. 369 |
Using Indicator and Interaction Variables | p. 391 |
Using and Interpreting Indicator Variables | p. 391 |
Interaction Variables | p. 415 |
Seasonal Effects in Time-Series Regression | p. 427 |
Using the Computer | p. 443 |
Variable Selection | p. 473 |
Introduction | p. 473 |
All Possible Regressions | p. 474 |
Other Variable Selection Techniques | p. 480 |
Which Variable Selection Procedure Is Best? | p. 482 |
Using the Computer | p. 487 |
An Introduction to Analysis of Variance | p. 511 |
One-Way Analysis of Variance | p. 511 |
Analysis of Variance Using a Randomized Block Design | p. 525 |
Two-Way Analysis of Variance | p. 535 |
Analysis of Covariance | p. 546 |
Using the Computer | p. 546 |
Qualitative Dependent Variables: An Introduction to Discriminant Analysis and Logistic Regression | p. 561 |
Introduction | p. 561 |
Discriminant Analysis | p. 563 |
Logistic Regression | p. 570 |
Using the Computer | p. 574 |
Summation Notation | p. 579 |
Statistical Tables | p. 581 |
A Brief Introduction to MINITAB, Microsoft Excel, and SAS | p. 593 |
Matrices and Their Application to Regression Analysis | p. 615 |
Solutions to Selected Odd-Numbered Exercises | p. 625 |
References | p. 639 |
Index | p. 641 |
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