| List of Figures and Tables | p. xi |
| Preface | p. xv |
| Using Statistical Packages | p. 1 |
| Popular Statistical Packages | p. 1 |
| Classifying Your Data | p. 5 |
| Choosing the Proper Statistical Methods | p. 5 |
| Categorical Variables; 2 Value Limit | p. 5 |
| Categorical Variables; No Value Limit | p. 5 |
| Continuous Variables | p. 6 |
| Selecting the Appropriate Statistical Technique | p. 6 |
| Steps in Testing Your Hypothesis | p. 7 |
| Rephrasing Your Hypotheses | p. 8 |
| Steps in Rewriting Your Hypothesis | p. 9 |
| Frequency Distributions | p. 11 |
| Quality Control | p. 12 |
| Summary Statistics | p. 13 |
| Sample Report | p. 13 |
| Steps in Preparing Frequency Distributions | p. 13 |
| Cross Tabulations | p. 13 |
| Sample Report | p. 16 |
| Steps in Preparing Cross Tabulations | p. 16 |
| Descriptive Statistics | p. 17 |
| Measures of Central Tendency | p. 17 |
| Mean | p. 18 |
| Median | p. 18 |
| Mode | p. 18 |
| Measures of Dispersion | p. 19 |
| Range | p. 19 |
| Variance | p. 19 |
| Standard Deviation | p. 19 |
| Reporting Your Descriptive Statistics | p. 20 |
| Steps in Preparing Descriptive Statistics | p. 20 |
| Sample Report | p. 21 |
| Hypothesis Testing | p. 23 |
| Hypothesis versus Null Hypothesis | p. 23 |
| Probability | p. 23 |
| Support for Your Hypotheses | p. 24 |
| Sample Size | p. 24 |
| Degrees of Freedom | p. 24 |
| Coding | p. 25 |
| Continuous Variables | p. 25 |
| Categorical Variables | p. 25 |
| Reverse Scoring or Recoding | p. 25 |
| One- Versus Two-Tailed Tests | p. 26 |
| Reading Statistical Printouts | p. 27 |
| Preparing Tables of Your Results | |
| Chi-square | p. 29 |
| Sample Report | p. 33 |
| Sample Report | p. 34 |
| Steps in Hypothesis Testing Using the Chi-square Statistic | p. 35 |
| t Tests of Two Means | p. 37 |
| Paired Test | p. 38 |
| Sample Report | p. 38 |
| Two Independent Groups | p. 38 |
| Sample Report | p. 40 |
| One-Tailed Tests | p. 40 |
| Paired Test | p. 40 |
| Sample Report | p. 41 |
| Two Independent Groups | p. 41 |
| Sample Report | p. 43 |
| Steps in Hypothesis Testing Using the t Test | p. 44 |
| ANOVA -- Analysis of Variance | p. 45 |
| Sample Report | p. 47 |
| Sample Report | p. 48 |
| Sample Report | p. 50 |
| Steps in Hypothesis Testing using ANOVA | p. 50 |
| Correlation | p. 51 |
| Positive Correlation Coefficients | p. 51 |
| Sample Report | p. 53 |
| Sample Report | p. 56 |
| Negative Correlation Coefficients | p. 56 |
| Sample Report | p. 58 |
| Steps in Hypothesis Testing Using Correlation | p. 58 |
| Testing Your Scales | p. 59 |
| Reliability | p. 59 |
| Test-Retest Reliability | p. 59 |
| Sample Report | p. 60 |
| Internal Reliability | p. 60 |
| Sample Report | p. 62 |
| Sample Report | p. 62 |
| Validity | p. 63 |
| Sensitivity | p. 63 |
| Sample Report | p. 63 |
| List of Hypotheses | p. 65 |
| Exercises | p. 67 |
| Selected Answers to Exercises | p. 83 |
| Glossary | p. 91 |
| Index | p. 95 |
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