Announcements

  • Have output from code inside an .Rmd file appear in console and plot window, instead of inside .Rmd source code: RStudio Menu Bar -> Tools -> Global Options… -> R Markdown
  • Mini-Presentations at each Wednesday Library 105A session.
library(dplyr)
# Kyra's favorite nubmer is 9
set.seed(9)
preso <- sample(
  c("Alden", "Alex", "Amanda", "Andrea", "Bianca",
    "Brenda", "Connor", "Emily", "James", 
    "Katherine", "Kyra", "Nina", "Shania", 
    "Trisha", "Yuchen", NA)) %>% 
  matrix(nrow=4) %>% 
  data.frame()
colnames(preso) <- paste("HW-", 1:4, sep="")
preso %>% 
  knitr::kable()

Here are the results, also posted in the Calendar page:

HW-1 HW-2 HW-3 HW-4
Andrea Brenda Nina James
Alden Alex Connor Bianca
Amanda NA Yuchen Shania
Trisha Katherine Emily Kyra

In-Class

  • In-class demo of Lec07.R exercises. Note: solutions to all exercises are posted on GitHub in Lec07_solutions.R
  • Slides: Creating interactive apps with Shiny
  • Packages to install: shiny

After-Class Updates