# Potpourri: Statistics #56

– Hands-on Machine Learning with R

– The Truth About Linear Regression

– Data Viz Book Reviews

– Make Multi-point “dumbbell” Plots in ggplot2

– Storyline

– City Intelligence Data Design Guidelines

– shinyApp(), runApp(), shinyAppDir(), and a fourth option

– Reordering and facetting for ggplot2

– R Docker tutorial

– S4: a short guide for the perplexed

– Introducing trendyy

– R you ready to make charts?

– Ten more random useful things in R you may not know about

– Testing statistical software

– Tidy Data Science Workshop

– Using tidyverse tools with Pew Research Center survey data in R

– A Gentle Introduction to tidymodels

– Changing Glyph in legend in ggplot2

– Practical Data Science: an introduction to the PeerJ collection