12.6 Key concepts for this chapter

meta-science; research degrees of freedom; p-hacking; hypothesizing after the results are known (HARKing); transparent changes; registered reports; pre-print; internal replication; Generalized Additive Models (GAMs); out-of-sample generalization; cross-validation; trimming; index variable; principal components analysis (PCA); multi-variable model; multivariate analysis of variance (MANOVA); correction for multiple testing; modularity; head; data analysis script; data wrangling script; R Markdown