47. Basic Introduction to ggplot2
48. How to customize ggplot2 graphics
49. Easily plotting grouped bars with ggplot
50. Plotting lm and glm models with ggplot
51. Kalkalash! Pinpointing the Moments “The Simpsons” became less Cromulent (se også denne)
52. Stats Terms Explained in “Plain English”: Multicollinearity
53. Stats Terms Explained in “Plain English”: Residual
54. Stats Terms Explained in “Plain English”: Heteroscedasticity