Statistics and Statistical Programming (Fall 2020)/w03 session plan

9/29 Agenda

• Reminders:
  • Research Project Plan + Dataset Identification (due next Friday 10/9)
  • If you're having trouble getting started, check out the many suggested resources in the Wiki
  • Feel free to use OH / Discord to chat with the teaching team about these
• Managing R and RStudio
  • Lost in space: workspaces, environments, working directories, projects, notebooks, scripts, and consoles oh my!
  • Rmarkdown, code chunks, and knitting
• Code, functions, concepts
  • Data import tips
  • Writing "clean" and "elegant" code
  • Vectorized functions (yes, these are confusing)
  • Selection/subsets/masks
• Statistical Questions
  • When are mean/sd appropriate? How to know?
  • Interpreting summary stats of a transformed variable
• Session feedback!

10/1 session plan

• Checking in
  • Working groups
  • Solution sets
  • Research project and dataset ideas
• Ch 3 exercises and questions
  • 3.28: Birthdays!
  • 3.34 The standard deviation of an expected value (what is it?)
  • 3.38 Comparing observed vs. expected proportions (rationale, basis, implications)
• Preamble to next Tuesday:
  • Problem set involves more and more "real" work
  • Emotional contagion on Facebook paper