The Wooden Skull: An Innovation through the Use of Local Materials and Technology to Promote the Teaching and Learning of Human Anatomy

Table 1

Written exam.

Group	Obs	Mean	Std. Err.	Std. Dev.	(95% Conf. interval)
Active	50	21.93	0.5350968	3.783706	20.85468	23.00532
Control	42	21.88095	0.5270856	3.415905	20.81648	22.94542
Combined	92	21.90761	0.3754222	3.600923	21.16188	22.65334
diff		0.0490476	0.7578572	-1.456568	1.554663

, , ; based on the above value of 0.53, there is no significant difference in performance of students exposed to human skull with the ones exposed to wooden skull in a written exam. Note that the confidence intervals also overlap while the mean is also the same. Two-sample -test with equal variances.