Potpourri: Statistics #68

758. Rain, Rain, Go away: 137 potential exclusion-restriction violations for studies using weather as an instrumental variable759. Awesome R Learning Resources760. A Quick Guide for Journalists to the Use and Reporting of Opinion Polls 761. Mapping congressional roll calls762. Fancy Times and Scales with COVID data763. Colors via clrs.cc in R764. grstyle: Customizing Stata graphs made easy765. American political data & R766. Best-Practice Recommendations for Defining, Identifying, and Handling Outliers 767. Likelihood Ratios: A Tutorial768. Data Science related quotes769. cleanplots: Stata graphics scheme770. PLSC 31101: Computational Tools for Social Science771. Covid-19: The global crisis — in data772. Working with Large Spatial Data in R773. PCA tidyverse style774. The many Flavours of Missing Values775. Introducing RStudio and R Markdown776. Tools for Analyzing R Code the Tidy Way777. Dive into dplyr (tutorial #1)778. The Good, the Bad and the Ugly: how (not) to visualize data779. Programatically Generating PDF Reports with the Tidyverse780. Building an animation step-by-step with gganimate781. "package 'foo' is not available" - What to do when R tells you it can't install a package