Code and Results for Chapter 7

• chap_7_prob_1.R (transformations on sulfur)
  
• chap_7_prob_2.R (regressing distance on speed)
  
• chap_7_prob_3.R (runoff water in Owens Valley)
  
• chap_7_prob_4.R (predicting salaries)
  
• chap_7_prob_5.R (the price of hamburger)
  
• chap_7_prob_6.R (the wool experiment)
  
• chap_7_prob_8.R (the UN3 data set)