Useful Links
Statistics
Survey Research
1. Introduction to Survey Research
2. Survey Design and Planning
3. Sampling Theory and Methods
4. Questionnaire and Instrument Design
5. Modes of Data Collection
6. Survey Implementation and Fieldwork
7. Data Processing and Management
8. Survey Data Analysis
9. Total Survey Error Framework
10. Ethical Considerations in Survey Research
11. Reporting and Disseminating Survey Results
Total Survey Error Framework
Understanding Survey Error
Random Error
Systematic Error
Mean Squared Error
Errors of Measurement
Validity
Types of Validity
Content Validity
Construct Validity
Criterion Validity
Face Validity
Reliability
Test-Retest Reliability
Internal Consistency
Split-Half Reliability
Inter-Rater Reliability
Processing Error
Data Entry Errors
Coding Errors
Editing Errors
Errors of Non-Observation
Coverage Error
Sources of Coverage Error
Undercoverage
Overcoverage
Sampling Error
Estimating Sampling Error
Standard Error
Confidence Intervals
Non-response Error
Unit Non-response
Item Non-response
Adjusting for Non-response
Non-response Bias Assessment
The Trade-off Between Error Components
Balancing Precision and Cost
Strategies for Minimizing Total Error
Cost-Quality Trade-offs
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8. Survey Data Analysis
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10. Ethical Considerations in Survey Research