Basic Statistics for Social Research
KEY TERMS -- CHECK QUIZ ANSWERS -- EXERCISES -- Chapter 3 Central Tendency -- The Basic Idea of Central Tendency -- The Mode -- The Mode and Nominal Data -- The Mode and Ordinal Data -- The Mode and Interval/Ratio Data -- The Median -- The Median and Ordinal Data -- The Median and Interval/Ratio Dat...
Autor principal: | |
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Formato: | Electrónico eBook |
Idioma: | Inglés |
Publicado: |
Newark :
John Wiley & Sons, Incorporated,
2012.
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Colección: | New York Academy of Sciences Ser.
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Temas: | |
Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Intro
- BASIC STATISTICS FOR SOCIAL RESEARCH
- Contents
- Tables and Figures
- Preface
- About the Authors
- PART I UNIVARIATE DESCRIPTION
- Chapter 1 Using Statistics
- Why Study Statistics?
- Tasks for Statistics: Describing, Inferring, Testing, Predicting
- Describing Variation and Covariation
- Inferring to the Population
- Testing Hypotheses
- Predicting
- Statistics in the Research Process
- Theories and Social Research
- The Research Report
- Basic Elements of Research: Units of Analysis and Variables
- Units of Analysis
- Variables
- SUMMARY
- KEY TERMS
- CHECK QUIZ ANSWERS
- EXERCISES
- Chapter 2 Displaying One Distribution
- Summarizing Variation in One Variable
- Frequency Distributions for Nominal Variables
- Frequency Chart Rules
- Relative Frequencies (Percentages and Proportions)
- Graphical Displays
- Frequency Distributions for Ordinal Variables
- Frequency Chart Rules
- Valid Frequencies (or in SPSS, Valid Percent)
- Cumulative Relative Frequencies
- Graphical Displays
- Frequency Distributions for Interval/Ratio Variables
- Forming Categories
- Frequency Chart Rules
- Graphical Displays
- Summarizing Data Using Excel
- Index of Qualitative Variation
- Segregation Index (or Index of Dissimilarity)
- Dispersion of Interval/Ratio Data
- The Range
- The Interquartile Range
- Mean Absolute Deviation
- Variance
- Standard Deviation
- Coefficient of Variation
- SUMMARY
- KEY TERMS
- CHECK QUIZ ANSWERS
- EXERCISES
- Chapter 5 Describing the Shape of a Distribution
- The Basic Ideas of Distributional Shape
- The Shape of Nominal and Ordinal Distributions
- Visualizing Shape with the Box-and-Whiskers Plot
- Unimodality
- The Basic Idea
- Applying the Idea
- Skewness
- The Basic Idea
- Statistical Measures of Skewness
- Kurtosis
- The Basic Idea
- Statistical Measures of Kurtosis
- Using Excel to Calculate Skewness and Kurtosis
- Some Common Distributional Shapes
- Equal Probabilities
- Exponential Distributions
- Some Statistical Distributions: Z, t, F, and Chi-Squared
- SUMMARY
- KEY TERMS
- CHECK QUIZ ANSWERS
- EXERCISES
- Chapter 6 The Normal Distribution
- Introduction to the Normal Distribution
- Properties of Normal Distributions
- Range
- Symmetry
- Unimodality
- Shape
- The Standard Normal, or Z, Distribution
- Properties of the Z Distribution