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Table 14 Paired Samples Test of the ZPD and ZAD of the Experimental Group on the Posttest

From: Dynamic assessment of writing ability in transcendence tasks based on Vygotskian perspective

Paired Differences t df Sig (2- tailed)
   Mean Std. Deviation Std. Error Mean 95% Confidence Interval of the Difference    
      Lower Upper    
Pair1 ZPD- Exp
ZAD- Exp
2.23333 .62606 .11430 1.99956 2.46711 19.539 29 .000