LAMPIRAN XI

ANALISIS DESKRIPTIF

Frequencies

Statistics	
		Pretest	Posttest	
N	Valid	25	25	
	Missing	0	0	
Mean	87.6800	60.7200	
Std. Error of Mean	1.03073	3.31488	
Median	84.0000	65.0000	
Mode	84.00	43.00a	
Std. Deviation	5.15364	1.65744E1	
Variance	26.560	274.710	
Skewness	1.431	.197	
Std. Error of Skewness	.464	.464	
Range	20.00	42.00	
Minimum	84.00	42.00	
Maximum	104.00	84.00	
Sum	2192.00	1518.00	
Percentiles	25	84.0000	43.0000	
	50	84.0000	65.0000	
	75	92.0000	74.5000	
a. Multiple modes exist. The smallest value is shown	

Frequency Table

Pretest	
		Frequency	Percent	Valid Percent	Cumulative Percent	
Valid	84	15	60.0	60.0	60.0	
	92	10	40.0	40.0	100.0	
	104	0	0	0	0.0	
	Total	25	100.0	100.0		

Posttest	
		Frequency	Percent	Valid Percent	Cumulative Percent	
Valid	43	10	40.0	40.0	40.0	
	65	9	36.0	36.0	76.0	
	84	6	24.0	24.0	100.0	
	92	0	.0	.0	.0	
	Total	25	100.0	100.0		

Histogram