A Service Based Adaptive U-Learning System Using UX

Table 4

Paired sample 𝑡-test for the control group between the pre- and posttest.

	Paired differences
	Mean	Std. deviation	Std. error mean	95% Confidence interval of the mean		𝑡	dt	Sig. (2-tailed)
				Lower	Upper
Pre—post	−.13333	.91548	.23637	−.64031	.37364	−.564	14	.582