Preface |
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xi | |
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xiii | |
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1 The Scientific Study of Politics |
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1 | (8) |
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1 | (1) |
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1.2 "A Workbook? Why Is There a Workbook?" |
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1 | (1) |
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1.2.1 Reading Commands in This Workbook |
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2 | (1) |
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1.3 Getting Started with R and RStudio |
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2 | (6) |
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3 | (1) |
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1.3.2 Getting R to Do Things |
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3 | (3) |
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1.3.3 Initially Examining Data in R |
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6 | (1) |
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1.3.4 Adding Notes to Script Files and Saving Them |
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7 | (1) |
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8 | (1) |
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2 The Art of Theory Building |
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9 | (10) |
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9 | (1) |
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9 | (1) |
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2.3 Examining Variation across Time and across Space |
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10 | (4) |
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2.3.1 Producing a Bar Graph for Examining Cross-Section Variation |
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11 | (2) |
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2.3.2 Producing a Connected Plot for Examining Time-Series Variation |
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13 | (1) |
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2.4 Using Google Scholar to Search the Literature Effectively |
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14 | (4) |
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18 | (1) |
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18 | (1) |
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3 Evaluating Causal Relationships |
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19 | (3) |
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19 | (1) |
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19 | (3) |
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22 | (2) |
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22 | (1) |
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22 | (2) |
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5 Measuring Concepts of Interest |
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24 | (3) |
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24 | (1) |
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24 | (3) |
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6 Getting to Know Your Data |
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27 | (8) |
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27 | (1) |
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6.2 Describing Categorical and Ordinal Variables |
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27 | (3) |
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6.3 Describing Continuous Variables |
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30 | (2) |
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6.4 Putting Statistical Output into Tables, Documents, and Presentations |
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32 | (1) |
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33 | (2) |
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7 Probability and Statistical Inference |
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35 | (7) |
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35 | (1) |
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35 | (5) |
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40 | (2) |
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8 Bivariate Hypothesis Testing |
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42 | (8) |
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42 | (1) |
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42 | (3) |
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8.2.1 Generating Test Statistics |
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43 | (1) |
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8.2.2 Putting Tabular Results into Papers |
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44 | (1) |
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45 | (1) |
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8.3.1 Examining Differences Graphically |
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45 | (1) |
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8.3.2 Generating Test Statistics |
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45 | (1) |
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8.4 Correlation Coefficients |
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46 | (2) |
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8.4.1 Producing Scatter Plots |
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46 | (1) |
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8.4.2 Generating Covariance Tables and Test Statistics |
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47 | (1) |
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48 | (2) |
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9 Two-Variable Regression Models |
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50 | (3) |
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50 | (1) |
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9.2 Estimating a Two-Variable Regression |
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50 | (1) |
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9.3 Graphing a Two-Variable Regression |
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51 | (1) |
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52 | (1) |
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10 Multiple Regression: The Basics |
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53 | (5) |
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53 | (1) |
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10.2 Estimating a Multiple Regression |
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53 | (1) |
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10.3 From Regression Output to Table- Making Only One Type of Comparison |
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54 | (2) |
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10.3.1 Comparing Models with the Same Sample of Data, but Different Specifications |
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54 | (1) |
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10.3.2 Comparing Models with the Same Specification, but Different Samples of Data |
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55 | (1) |
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10.4 Standardized Coefficients |
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56 | (1) |
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56 | (2) |
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11 Multiple Regression Model Specification |
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58 | (8) |
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58 | (1) |
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58 | (3) |
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11.2.1 Creating New Variables |
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58 | (2) |
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11.2.2 Estimating a Multiple Regression Model with a Single Dummy Independent Variable |
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60 | (1) |
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11.2.3 Estimating a Multiple Regression Model with Multiple Dummy Independent Variables |
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60 | (1) |
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11.3 Dummy Variables in Interactions |
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61 | (1) |
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11.4 Post-estimation Diagnostics in R for OLS |
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61 | (3) |
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11.4.1 Identifying Outliers and Influential Cases in OLS |
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61 | (3) |
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64 | (2) |
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12 Limited Dependent Variables and Time-Series Data |
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66 | (5) |
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66 | (1) |
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12.2 Models with Dummy Dependent Variables |
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66 | (4) |
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70 | (1) |
Bibliography |
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71 | (2) |
Index |
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73 | |