Language Testing in Asia

Table 9 Descriptive statistics for comparing the speaking complexity post-test scores of the GDA, C-DA, and N-DA learners

From: The comparative effect of group dynamic assessment (GDA) and computerized dynamic assessment (C-DA) on Iranian upper-intermediate EFL learners’ speaking complexity, accuracy, and fluency (CAF)

	N	Mean	Std. deviation	Std. error
GDA	30	44.63	1.56	.28
C-DA	30	48.23	4.46	.81
NDA	30	35.86	4.65	.85
Total	90	42.91	6.45	.68

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