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International Journal of STEM Education

Table 5 Results for the overall effects of two meta-analyses

From: Effectiveness of digital educational game and game design in STEM learning: a meta-analytic review

Meta-analysis

No. St

No. ES

Mean g (SE)

95% CI

t value

Q total

% var. level 1

Level 2 variance

% var. level 2

Level 3 variance

% var. level 3

#1: Overall effect of game-based STEM learning over STEM learning with alternative activities

 

86

136

0.624 (0.084)

[0.457, 0.790]

7.403***

2095.093***

6.556

0.256***

38.965

0.359***

54.479

#2: Enhancement effect of added game-design element over base game version

 

44

81

0.301 (0.069)

[0.163, 0.438]

4.342***

357.037***

20.159

0.094***

36.682

0.11

43.160

  1. No. St: number of studies; no. ES: number of effect sizes; mean g: mean effect size (g); SE: standard error; CI: confidence interval; Sig: significance; Qtotal = homogeneity test of all effect sizes; Var.: variance; Level 1 variance: sampling variance of observed effect sizes; level 2 variance: variance between effect sizes extracted from the same study (heterogeneity of within-study); level 3 variance: variance between studies (heterogeneity of between-study)
  2. ***p < 0.001
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