Chapter 6
Relationships between two quantitative variables
correlation analysis with elements of linear regression modelling
Article outline
- 6.1What is correlation?
- 6.2Word length and word recognition: The Pearson product-moment correlation coefficient
- 6.2.1The data and hypothesis
- 6.2.2Descriptive statistics and visualizations
- 6.2.3Testing the significance of the correlation coefficient
- 6.3Emergence of grammar from lexicon: Spearman’s ρ and Kendall’s τ
- 6.3.1The data and hypothesis
- 6.3.2Exploring the data and computing correlation coefficients
- 6.4Visualization of correlations between more than two variables with the help of correlograms
- 6.5Summary
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Notes