Diversity and Distribution of Avifauna in the Northeast of Addis Ababa, Central Ethiopia

Table 2

Mann–Whitney and Kruskal–Wallis statistical tests in season and sampling site.

Mann–Whitney statistical test
Abundance	Season	N	Mean rank	Sum of ranks	Z	Asymp. sig
	Wet	123	120.18	14782.00	−0.876	0.381
	Dry	123	126.82	15599.00
	Total	246
Kruskal–Wallis statistical test
Abundance	Sampling site	N	Mean rank		df	Asymp. sig
	Abattoir	82	104.35	13.586	2	0.001
	Farmland	82	128.87
	Settlement	82	137.29
	Total	246