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- Operational Definition Overview
- Unit of Analysis
- Classification Based on Unit of Analysis
- Describing a Variable’s Values and the Meanings of Those Values
- Data Sources (Primary versus Secondary)
- Variable’s Level of Measurement (Nominal, Ordinal, Interval, and Ratio)
- Measures of Central Tendency (Mode, Median, and Mean)
- Finding a Variable’s Mode, Median, and Mean in STATA
- When to Use Mode, Median, and Mean
- Dispersion, Overview
- Creating Bar Graphs and Histograms by Hand
- Creating Bar Graphs and Histograms in STATA
- Interpreting Bar Graphs and Histograms
- Calculating Variance and Standard Deviation
- Interpreting Variance and Standard Deviation
- Finding a Variable’s Variance and Standard Deviation in STATA
Lecture 2 Slides
Statsreview Dataset