Comparing the effectiveness of input-based and output-based activities on productive knowledge of vocabulary among pre-intermediate EFL learners

Table 1 One-Sample Kolmogorov-Smirnov Test (Groups’ Pre-test, Post-test, and Delayed post-tests)

		IB. Pre	IB. Post	IB. Del.	OB. Pre	OB. Post	OB. Del.	Cont. Pre	Cont. Post	Cont. Del.
N		18	18	18	18	18	18	18	18	18
Normal Parameters^a,b	Mean	8.7222	16.6111	16.6389	8.9444	16.7500	16.6111	9.0278	9.3611	9.6111
Normal Parameters^a,b	Std. Deviation	2.13667	1.25506	.72367	1.84621	1.48769	1.00814	1.73606	1.65214	1.40958
Most Extreme Differences	Absolute	.163	.146	.187	.189	.178	.266	.163	.136	.331
	Positive	.129	.146	.187	.140	.178	.266	.115	.092	.162
	Negative	−.163	−.100	−.133	−.189	−.158	−.178	−.163	−.136	−.331
Test Statistic		.163	.146	.187	.189	.178	.266	.163	.136	.331
Asymp. Sig. (2-tailed)		.200^c,d	.200^c,d	.095^c	.088^c	.137^c	.092^c	.200^c,d	.200^c,d	.089^c

a. Test distribution is Normal
b. Calculated from data
IB Input-Based group, OB Output-Based group, Cont Control group, Pre Pre-test, Post Post-test, Del Delayed post-test