Table 11 Comparison of PSS mean scores of experimental and control group students after intervention.

From: Fostering twenty-first century skills among primary school students through math project-based learning

Groups

Mean (SD)

T

Df

Sig

Effect size

Post-Experimental

25.54 (4.767)

8.284

65.260

0.000*

1.82

Post-Control

16.94 (3.873)

    
  1. *p < 0.05.
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