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**29 Statistical Concepts Explained in Simple English**

- Self-Selection Bias
- Semantic Differential Scale: Definition, Examples
- Semi Interquartile Range / Quartile Deviation
- Sensitivity vs Specificity and Predictive Value
- Sequential Sampling: Definition, Advantages/Disadvantages
- Serial Correlation / Autocorrelation: Definition, Tests
- Shapes of Distributions: Definitions, Examples
- Shapiro-Wilk Test: What it is and How to Run it
- Sig(2-Tailed): Interpreting Results
- Sigma / sqrt (n) -- why is it used?
- Significant Digits / Figures and Rounding in Statistics
- Sign Test: Step by Step Calculation
- Simple Random Sample: Definition and Examples
- Simpson's Diversity Index: Definition, Formula, Calculation
- Simultaneity Bias: Simple Definition
- Skewness: Equations for common graphs and distributions
- Snowball Sampling: Definition, Advantages and Disdvantages
- Somers' D: Simple Definition
- Spearman-Brown Formula
- Spearman Rank Correlation (Spearman's Rho): Definition and How to C...
- Split-Half Reliability: Definition, Steps
- Spurious Correlation: Examples from Real Life and the News
- Standard Error of Measurement (SEm): Definition, Meaning
- Standardized Beta Coefficient: Definition & Example
- Standardized Test Statistic: What is it?
- Standardized Values: Example
- Standardized Variables: Definition, Examples
- Stanine Score: Definition, Examples, How to Convert
- Stationarity: Definition, Examples, Types

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