4.

Which of the following is NOT true of the 2:2 test statistic? Choose the correct answer below. 0 A- The X2 test statistic is based on differences between the observed and expected values. 0 B- A small )8 test statistic leads us to conclude that there is not a good t with the assumed distribution. c. it the observed and expected frequencies are not close, the x2 test statistic will be large and the Pvalue will be small. b