Solution manual for Elementary Statistics in Social Research Essentials, 3rd edition by Jack A. Levin

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Solution manual for Elementary Statistics in Social Research Essentials, 3rd edition by Jack A. Levin

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Solution manual for Elementary Statistics in Social Research Essentials, 3rd edition by Jack A. Levin

Table of contents

IN THIS SECTION
1.) BRIEF
2.) COMPREHENSIVE
BRIEF TABLE OF CONTENTS

Chapter 1 Why the Social Researcher Uses Statistics

Part I Description
Chapter 2 Organizing the Data
Chapter 3 Measures of Central Tendency
Chapter 4 Measures of Variability

Part II From Description to Decision Making
Chapter 5 Probability and the Normal Curve
Chapter 6 Samples and Populations

Part III Decision Making
Chapter 7 Testing Differences Between Means
Chapter 8 Analysis of Variance
Chapter 9 Nonparametric Tests of Significance

Part IV From Decision Making to Association
Chapter 10 Correlation
Chapter 11 Regression Analysis
Chapter 12 Nonparametric Measures of Correlation

Part V Applying Statistics
Chapter 13 Applying Statistical Procedures to Research Problems
COMPREHENSIVE TABLE OF CONTENTS

Chapter 1 Why the Social Researcher Uses Statistics
The Nature of Social Research
Why Test Hypotheses?
The Stages of Social Research
Using Series of Numbers to Do Social Research
The Functions of Statistics
Looking at the Larger Picture: A Student Survey

Part I Description

Chapter 2 Organizing the Data
Frequency Distributions of Nominal Data
Comparing Distributions
Proportions and Percentages
Simple Frequency Distributions of Ordinal and Interval Data
Grouped Frequency Distributions of Interval Data
Cumulative Distributions
Dealing with Decimal Data
Flexible Class Intervals
Cross-Tabulations
Graphic Presentations

Chapter 3 Measures of Central Tendency
The Mode
The Median
The Mean
Taking One Step at a Time
Step-by-Step Illustration: Mode, Median and Mean
Comparing the Mode, Median, and Mean

Chapter 4 Measures of Variability
The Range
The Variance and Standard Deviation
Step-by-Step Illustration: Standard deviation
The Raw-Score Formula for Variance and Standard Deviation
Step-by-Step Illustration: Variance and Standard Deviation Using Raw Scores
The Meaning of the Standard Deviation
Comparing Measures of Variability
Looking at the Larger Picture: Describing Data

Part II From Description to Decision Making

Chapter 5 Probability and the Normal Curve
Probability
Probability Distributions
The Normal Curve as a Probability Distribution
Characteristics of the Normal Curve
The Model and the Reality of the Normal Curve
The Area Under the Normal Curve
Finding Probability Under the Normal Curve
Step-by-Step Illustration: Probability under the Normal Curve

Chapter 6 Samples and Populations
Random Sampling
Sampling Error
Sampling Distribution of Means
Standard Error of the Mean
Confidence Intervals
The t Distribution
Step-by-Step Illustration: Confidence Interval Using t
Estimating Proportions
Step-by-Step Illustration: Confidence Intervals for Proportions
Looking at the Larger Picture: Generalizing From Samples to Populations

Part III Decision Making

Chapter 7 Testing Differences Between Means
The Null Hypothesis: No Difference Between Means
The Research Hypothesis: A Difference Between Means
Sampling Distribution of Differences Between Means
Testing Hypotheses with the Distribution of Differences Between Means
Levels of Significance
Standard Error of the Difference Between Means
Testing the Difference Between Means
Step-by-Step Illustration: Test of Difference Between Means
Comparing the Same Sample Measured Twice
Step-by-Step Illustration: Test of Difference between Means for Same Sample Measured Twice
Two Sample Tests of Proportions
Step-by-Step Illustration: Test of Difference Between Proportions
Requirements for Testing the Difference Between Means

Chapter 8 Analysis of Variance.
The Logic of Analysis of Variance
The Sum of Squares
Mean Square
The F Ratio
Step-by-Step Illustration: Analysis of Variance
Requirements for Using the F Ratio

Chapter 9 Nonparametric Tests of Significance
The Chi-Square Test
Step-by-Step Illustration: Chi-Square Test of Significanc
Step-by-Step Illustration: Comparin Several groups
The Median Test
Step-by-Step Illustration: Median Test
Looking at the Larger Picture: Testing Differences

Part IV From Decision Making to Association

Chapter 10 Correlation
Strength of Correlation
Direction of Correlation
Curvilinear Correlation
The Correlation Coefficient
Pearson’s Correlation Coefficient
Step-by-Step Illustration: Pearson’s Correlation Coefficient
Chapter 11 Regression Analysis
The Regression Model
Interpreting the Regression Line
Regression and Pearson’s Correlation
Step-by-Step Illustration: Step-by-Step Illustration: Regression Analysis

Chapter 12 Nonparametric Measures of Correlation
Spearman’s Rank-Order Correlation Coefficient
Step-by-Step Illustration: Spearman’s Rank-Order Correlation Coefficient
Goodman’s and Kruskal’s Gamma
Step-by-Step Illustration: Goodman’s and Kruskal’s Gamma
Correlation Coefficient for Nominal Data Arranged in a 2 x 2 Table
Correlation Coefficients for Nominal Data in Larger Than 2 x 2 Tables
Looking at the Larger Picture: Measuring Association

Part V Applying Statistics

Chapter 13 Applying Statistical Procedures to Research Problems
Research Situations
Research Solutions

Appendix A. A Review of Some Fundamentals of Mathematics
Appendix B. Tables
Appendix C. List of Formulas
Glossary
Answers to Selected Problems
Index

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