Survey Analysis Using IBM-SPSS
SURVEY ANALYSIS USING IBM-SPSS TRAINING OUTLINE
THE LOGIC OF SURVEY ANALYSIS
INTRODUCTION
WHAT IS SURVEY ANALYSIS?
SURVEY CHARACTERISTICS AND ANALYSIS
THE PROCESS OF SURVEY ANALYSIS
CREATING NEW VARIABLES: RELIABILITY AND VALIDITY
INTRODUCTION
MEASUREMENT AND ERROR
RELIABILITY
VALIDITY
INDICES AND SCALES
CONSTRUCTING AN INDEX
CONSTRUCTING A SCALE
PRINCIPLES OF FACTOR ANALYSIS
RUNNING FACTOR ANALYSIS
RELIABILITY OF SCALES
RUNNING A RELIABILITY ANALYSIS
METHODS OF SCALE CREATION
RELATIONSHIPS BETWEEN CATEGORICAL VARIABLES
INTRODUCTION
CROSSTABULATIONS
CREATING A CROSSTAB
DETERMINING WHETHER TWO VARIABLES ARE RELATED
CROSSTABS WITH NOMINAL VARIABLES
CHI-SQUARE TEST
STRENGTH OF A RELATIONSHIP
ADDING CONTROL VARIABLES
GRAPHICAL DISPLAY OF CATEGORICAL RELATIONSHIPS
CORRESPONDENCE ANALYSIS
ANALYZING INTERVAL VARIABLES
INTRODUCTION
ORDINAL OR INTERVAL?
CONFIDENCE INTERVAL
TESTING FOR GROUP DIFFERENCES
INDEPENDENT-SAMPLES T TEST
RUNNING THE ANALYSIS WITH CROSSTABS
PAIRED-SAMPLES T TEST
TESTING DIFFERENCES AMONG MORE THAN TWO GROUPS
ASSOCIATIONS BETWEEN VARIABLES
SCATTERPLOTS
CORRELATIONS
NONPARAMETRIC TESTS
REPORTING RESULTS
INTRODUCTION
TABLES WITH MEANS OF SEVERAL VARIABLES ACROSS GROUPS
TABLES OF MEANS WITH SEVERAL GROUPING VARIABLES
CUSTOM TABLES
GRAPHS SHOWING MEAN RATINGS WITH ERROR BARS
PERCENTAGE COMPARISONS ACROSS RATING VARIABLES
TABLES WITH SEVERAL GROUPING VARIABLES
GRAPHS SHOWING PERCENTAGES WITHIN A TARGET CATEGORY
GRAPHS SHOWING PERCENTAGES WITHIN A TARGET CATEGORY FOR SEVERAL VARIABLES
CREATING CHARTS FROM PIVOT TABLES
MULTIPLE RESPONSE TABLES
MULTIPLE RESPONSE GRAPHS
ANALYZING TEXT DATA
INTRODUCTION
COLLECTING TEXT DATA
CODING OPEN-ENDED ITEMS
CREATING A CODING FRAME
COMPUTER ASSISTED THEMATIC TEXT ANALYSIS
USING SPSS TEXT ANALYSIS FOR SURVEYS
USING THE CATEGORIES FILE IN SPSS
CLUSTERING RESPONDENTS
INTRODUCTION
CLUSTER ANALYSIS BASICS
PERFORMING A K-MEANS CLUSTER ANALYSIS
REVIEWING THE DATA
CLUSTERING WITH K-MEANS
CLUSTER VALIDATION
MISSING DATA REVISITED
MULTIVARIATE ANALYSIS WITH REGRESSION
INTRODUCTION
REGRESSION MODEL
LINEAR REGRESSION EXAMPLE
MULTICOLLINEARITY
LOGISTIC REGRESSION
THE LOGISTIC EQUATION
LOGISTIC REGRESSION EXAMPLE
REGRESSION WITH OPTIMAL SCALING
OPTIMAL SCALING REGRESSION EXAMPLE
SPECIAL PROBLEMS WITH SURVEY DATA
INTRODUCTION
MISSING DATA IN SURVEYS
POTENTIAL EFFECT OF MISSING DATA
METHODS TO HANDLE MISSING DATA
OVERALL RECOMMENDATIONS FOR HANDLING MISSING DATA
COMPLEX SAMPLE DESIGNS AND STATISTICAL ANALYSIS
APPENDIX A DATA FILES
GENERAL SOCIAL SURVEY
INDIANA POLL DATA
MARYLAND DATA
APPENDIX B SPSS DATA FILE
APPENDIX C DECISION TREES
INTRODUCTION
HOW DECISION TREES WORK
THE CHAID TECHNIQUE
USING CHAID TO EXPLORE RELATIONSHIPS AMONG VARIABLES
USING CHAID FOR PREDICTIVE ACCURACY
ANALYZING TEXT DATA
INTRODUCTION
COLLECTING TEXT DATA
CODING OPEN-ENDED ITEMS
CREATING A CODING FRAME
COMPUTER ASSISTED THEMATIC TEXT ANALYSIS
USING SPSS TEXT ANALYSIS FOR SURVEYS
USING THE CATEGORIES FILE IN SPSS
SURVEY ANALYSIS REFERENCES
SURVEY RESOURCES
