TABLE 5.

Mann–Whitney U results on each proficiency level between two pseudo-level groups.

Level	Metrics	Mean Rank		U	W	Z	p
		Group 1	Group 2
A2_0	Overall	26.16	24.84	296.000	621.000	–0.320	0.749
	Morphological	27.48	23.52	263.000	588.000	–0.960	0.337
	Syntactic	25.08	25.92	302.000	627.000	–0.204	0.839
B1_1	Overall	117.03	115.97	6667.000	13453.000	–0.119	0.905
	Morphological	119.28	113.72	6406.000	13192.000	–0.630	0.529
	Syntactic	113.59	119.41	6391.000	13177.000	–0.659	0.510
B1_2	Overall	47.87	58.04	1111.000	2489.000	–1.711	0.087
	Morphological	50.75	55.21	1261.000	2639.000	–0.750	0.453
	Syntactic	56.4	49.66	1201.000	2632.000	–1.134	0.257