Page 49 - FINAL CFA SLIDES DECEMBER 2018 DAY 4
P. 49

Session Unit 3:

                                                                                                        12. Hypothesis Testing


          LOS 12.j: Identify the appropriate TS and interpret the results for a HT concerning 1) the variance of a NDP,
          and 2) the equality of the variances of 2 NDPs based on 2 independent random samples, p.296



          So, how does the chi-square test work?











          2TT of a single population variance is (p.297/298):




                                                                  For 1 TT, it is:
   44   45   46   47   48   49   50   51   52   53   54