Following is a crosstab showing the results of an evaluation study that examines the effect of a program helping low-skilled young adults to keep and/or find a job. Which of the following is NOT correct about the table? Not employed after |Employed after the Total the program program Not employed 40 40 80 before the program Employed before 10 10 20 the program Total 50 50 100 The z-statistic for the McNemar test is about 4.24 While the table shows that employment rate increased after the program, Me Nemar's test shows the the change is NOT statistically significant. From the sample statistics, it seems that the program was effective to increase the employment rate for the sample. Before the program. 20% of the sample were employed! After the program, 50% of the sample were employed