1/22/2018

Questions about R or Chapter 1

Simulation with R - Open Shooting.R script

• Setting up trials
• Simulating a success or failure
• Creating a cumulative sum
• Creating a shooting percentage over time
• Creating a plot of the shooting percentage versus trial number

Chapter 2

• Is there a home field advantage in the NFL?
  • Introduce prop.test(c(s1,s2), c(n1,n2))
• Hypothesis Testing - see handout for definitions
• How do we establish causation?
• What is confounding?
• Simulation with cards - one trial
• Use Statkey or SRIS website to simulate sampling distribution of the difference in two proportions.
  • Is Rafael Nadal better on clay than other surfaces?

Class exercises from Chapter 2

• 7, 11, 17, 21

Reading Assignment - Please read Chapter 3 for class on Wednesday.