References and further reading

These sources document the software and datasets used in the text. Package help is also available offline after installation, for example ?t.test, ?aov, ?nls, and ?PlantGrowth.

• R Core Team. An Introduction to R. Official manual.
• Quarto. Creating a Book and related authoring guides. Book documentation.
• Posit. RStudio Desktop. Installation and product documentation.
• Wickham, H., and contributors. dplyr reference: summarise. Grouped summaries.
• Wickham, H., and contributors. ggplot2 reference. Plotting documentation.
• R datasets documentation. PlantGrowth, Orange, and iris.
• R stats documentation. Nonlinear least squares and Gompertz model. The chapter uses an explicit inflection-time parameterization rather than the exact parameter symbols in SSgompertz.
• Hyndman, R. J., and Athanasopoulos, G. Forecasting: Principles and Practice, third edition. Open textbook.
• Xie, Y., Allaire, J. J., and Grolemund, G. R Markdown: The Definitive Guide. Open guide.
• Gopinath, P. P. Earlier lecture notes for Data Analysis Using Statistical Packages, preserved locally in source-notes/. Textbook of Agricultural Statistics.