A Service Based Adaptive U-Learning System Using UX

Table 8

Independent samples 𝑡-test of posttest results for two groups.

	Levene’s test for equality of variance		𝑡-test for equality of means
	𝐹	Sig.	𝑡	df	Sig.  (2-tailed)	Mean difference	Std. Error Difference
								Lower	Upper
Equal variance assumed	1.584	.219	−12.553	28.000	.000	−15.80000	1.25862	−18.37817	−13.22183
Equal variance not assumed			−12.553	26.276	.000	−15.80000	1.25862	−18.38581	−13.21419