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Table 6 Group-based single-factor ANCOVA results for the posttest scores, corrected according to the friendship skills subdimension pretest scores

From: Integrating field-trip activities with other activities in the preschool curriculum: its effects on the preschoolers’ social–emotional skills

Source Sum of squares df Mean square F p η 2 Significant difference
Friendship skills pretest 8.275 1 8.275 5.148 .032 .344  
Group 20.360 1 20.360 4.364 .040 .311 A > B
Error 1845.169 33 55.914     
Total 122,050.000 36      
  1. A = experimental, B = control