Z test statistic | p-value | |
Group 1 & Group 2 | −11.2690 | 0.0000 |
Group 1 & Group 3 | 37.9795 | 0.0000 |
Group 1 & Group 4 | 19.4076 | 0.0000 |
Group 2 & Group 3 | 54.1500 | 0.0000 |
Group 2 & Group 4 | 33.1146 | 0.0000 |
Group 3 & Group 4 | −16.1056 | 0.0000 |