Table of Contents
Statistical Analysis of Data
Individual Differences
Descriptive Statistics
Frequency Distributions
Histograms
Histograms (2 distributions)
Frequency Polygon (1 group)
Frequency Polygon (2 groups)
Shapes of Distributions
Measures of Central Tendency
Computing the Mean
Measuring Variability
Measures of Relationship
Regression
Reliability Indices
Standard Scores (Z-scores)
Inferential Statistics
Populations and Samples
The Null Hypothesis
Statistical Decisions
Statistical Decision Process
Testing for Mean Differences
Power of a Statistical Test
Statistical versus Practical Significance
Effect Size
Meta-Analysis
Summary
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