Table 3.

AIC and its associated measures for total and individual algal groups

Model ID	Model	Residual sum of square	AIC	∆ AIC	Akaike weight (wi)	Evidence ratio
	Total airborne algae
1	T, Rh, Rf, Wv, Ss	188012.0	225.19	1.75	0.29	w1/w2 0.29/0.69 = 0.42
2	T, Wv, Ss, Rh	189982.6	223. 44	0	0. 69
3	T, Wv, Rf, Ss	480393.9	245.70	22.26	1.02
4	T, Wv, Rf, Rh	290935.5	233.67	10.23	0.00
5	T, Wv, Ss	545449.8	246.75	23.31	6.06
6	T, Wv, Rh	316198.9	233.67	10.23	0.00
7	T, Wv, Rf	494611.3	244.40	20.96	1.96
8	T, Wv	549256.1	244.92	21.48	1.52
Blue–green algae						w1/w2 0.23/0.72 = 0.32
1	T, Rh, Rf, Wv, Ss	203635.5	227.10	1.97	0.23
2	T, Wv, Ss, Rh	203847.8	225. 13	0	0.72
3	T, Wv, Rf, Ss	408588.1	241.82	16.67	0.00
4	T, Wv, Rf, Rh	326829.9	236.46	11.33	0.00
5	T, Wv, Ss	465954.2	242.97	17.84	9.67
6	T, Wv, Rh	345843.1	235.82	10.69	0.00
7	T, Wv, Rf	444428.6	241.84	16.71	0.00
8	T, Wv	467887.7	241.07	15.94	0.00
Rest i.e., green algae + diatoms						w3/w6 0.05/0.35 = 0.14
1	T, Rh, Rf, Wv, Ss	75926.13	203.43	3.58	0.06
2	T, Wv, Ss, Rh	76815.40	201.71	1.86	0.14
3	T, Wv, Rf, Ss	83671.28	203.76	3.91	0.05
4	T, Wv, Rf, Rh	76836.58	201.71	1.86	0.14
5	T, Wv, Ss	83913.03	201.83	1.98	0.13
6	T, Wv, Rh	77279.95	199. 85	0	0.35
7	T, Wv, Rf	88582.36	203.13	3.28	0.07
8	T, Wv	95078.50	202.83	2.97	0.08
Green algae						w3/w6 0.05/0.35 = 0.14
1	T, Rh, Rf, Wv, Ss	72320.57	202.26	3.66	0.06
2	T, Wv, Ss, Rh	73036.00	200.45	1.90	0.13
3	T, Wv, Rf, Ss	79668.37	202.59	3.99	0.05
4	T, Wv, Rf, Rh	72955.85	200.47	1.87	0.14
5	T, Wv, Ss	79984.68	200.68	2.08	0.12
6	T, Wv, Rh	73337.48	198. 60	0	0.35
7	T, Wv, Rf	83727.68	201.78	3.18	0.07
8	T, Wv	89824.84	201.47	2.87	0.08
Diatoms						w1–4/w5 0.06/0.28 = 0.21
1	T, Rh, Rf, Wv, Ss	295.227	70.23	3.18	0.06
2	T, Wv, Ss, Rh	304.671	68.99	1.94	0.10
3	T, Wv, Rf, Ss	300.458	68.65	1.60	0.12
4	T, Wv, Rf, Rh	319.916	70.16	3.11	0.06
5	T, Wv, Ss	305.461	67. 05	0	0. 28
6	T, Wv, Rh	322.230	68.33	1.28	0.15
7	T, Wv, Rf	340.989	69.69	2.64	0.07
8	T, Wv	347.311	68.13	1.08	0.16