Code for Feature Selection

• chap_19_prob_1.R (solves chapter 19 problem 1)
  
• chap_19_prob_2.R (solves chapter 19 problem 2)
  
• chap_19_prob_4.R (solves chapter 19 problem 4)
  
• chap_19_prob_5.R (solves chapter 19 problem 5)