Potpourri: Statistics #49

416. QuantText: A text-as-data page for political science research417. pollofpolls: R package for calculating poll of polls418. ~~Best of the visualisation web... June 2018~~419. Custom themes in ggplot2420. DeclareDesign: Declaring and Diagnosing Research Designs421. ~~A personal essay on Bayes factors~~422. Readings on Visualizing Uncertainty423. p-hacker: Train your p-hacking skills!424. Data Wrangling Part 1: Basic to Advanced Ways to Select Columns425. Data Wrangling Part 2: Transforming your columns into the right shape426. Data Wrangling Part 3: Basic and more advanced ways to filter rows427. Data Wrangling Part 4: Summarizing and slicing your data428. Label line ends in time series with ggplot2429. ~~How good is “good”?~~430. The hacker's guide to uncertainty estimates