Short-Term Wind Speed Forecasting Using Support Vector Regression Optimized by Cuckoo Optimization Algorithm

Table 4

Two-tailed hypothesis test results.

Compare groups	Levene’s test for equality of variances	-test for quality of means
			Sig.		Sig. (two-tailed)
and	Equal variances assumed	0.188	0.665	0.252	0.801	0.05
	Equal variances not assumed			0.252	0.801	0.05
and	Equal variances assumed	0.483	0.487	0.462	0.645	0.05
	Equal variances not assumed			0.462	0.645	0.05
and	Equal variances assumed	0.638	0.425	0.585	0.559	0.05
	Equal variances not assumed			0.585	0.559	0.05
and	Equal variances assumed	1.092	0.297	0.728	0.467	0.05
	Equal variances not assumed			0.728	0.467	0.05