4/18/2018

R functions

• What is the difference between the R commands ddist, pdist, qdist, and rdist?

Random Variables

• Geometric Random Variable - geom in R
  • library(visualize)
  • visualize.geom(stat=1, prob=0.3, section="lower", strict = FALSE)
• Negative Binomial Random Variable - nbinom in R
• Poisson Random Variable - pois in R

Class Activity

• Suppose that a player has a 75% chance of making a free throw. Let B = the number of free throws she makes in her next 16 attempts and find the following probabilities:
  • P(B=12)
  • P(B<=12)
  • P(B<12)
  • P(B>12)
  • P(B>=12)
  • P(B<9)
  • P(B>10)
  • P(B<=8)

In class exercises

• Chapter 14 - 33, 34, 35, 37, 41, 42, 44, and 48
• Chapter 15 - 2, 16, 18, and 24

Please complete your reading of Chapter 15 for class on Wednesday.

Reminder: Our second exam, covering the material in Chapters 8 - 15, will be on Friday.