Levene’s test of equality of error variances^a
		Levene Statistic	df1	df2	Sig.
NL_prop	Based on Mean	9.300	12	103	0.000
	Based on Median	3.490	12	103	0.000
	Based on Median and with adjusted df	3.490	12	16.899	0.010
	Based on trimmed mean	7.382	12	103	0.000
NI_prop	Based on Mean	1.444	12	103	0.158
	Based on Median	0.757	12	103	0.693
	Based on Median and with adjusted df	0.757	12	82.469	0.692
	Based on trimmed mean	1.394	12	103	0.181
NC_prop	Based on Mean	1.849	12	103	0.050
	Based on Median	1.447	12	103	0.157
	Based on Median and with adjusted df	1.447	12	82.703	0.162
	Based on trimmed mean	1.812	12	103	0.056
mspan	Based on Mean	1.854	12	103	0.049
	Based on Median	1.035	12	103	0.424
	Based on Median and with adjusted df	1.035	12	57.635	0.431
	Based on trimmed mean	1.772	12	103	0.063