Chapter 9: Comparing Two Groups

• Python implementation of the hypothesis testing procedures suggested in the book:
  • two_sample_student_T.py(the two-sample Student's t-test)
    
  • welchs_test.py(Welch's test)
    
  • paired_t_test.py(the paired t test for two dependent groups)
    
  • yuens_test.py(Yuen's test)
    
• Simple R codes to calculate various expressions in the problems
  • chap_9_problems.R