Announcements

• Due to my COVID situation, Zoom session continues for two additional weeks to 2/11.

• Remote vs in-person: Survey

• Homework 2 (wrangling MIMIC-IV using tidyverse) is posted. Due Feb 6. Warning: Start early; it’s not something that can be done in 1 day.

Misc

• DHS adds 22 new fields of study to the STEM Optional Practical Training (OPT) program, including general data science, general data analytics, data visualization, and other data analytics. https://www.dhs.gov/news/2022/01/21/dhs-expands-opportunities-us-stem-professionals

• Science visualization trends of 2021: https://helenajambor.wordpress.com/2022/01/04/science-visualization-trends-of-2021/amp/

• Our Top 21 Visualizations of 2021: https://www.visualcapitalist.com/our-top-21-visualizations-of-2021/

• GeneticsMakie.jl: https://github.com/mmkim1210/GeneticsMakie.jl

Today

• Data transformation using dplyr

• HW2

• R code styles to be enforced in homework. https://style.tidyverse.org/

  • Rule 2.5 The maximum line length is 80 characters.

  • Rule 2.4.1 When indenting your code, use two spaces.

  • Rule 2.2.4 Place spaces around all infix operators (=, +, -, <-, etc.).

  • Rule 2.2.1. Do not place a space before a comma, but always place one after a comma.

  • Rule 2.2.2 Do not place spaces around code in parentheses or square brackets. Place a space before left parenthesis, except in a function call.