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Table 5 Rubric item-wise statistics of the pre- and post-test scores for control and experimental groups

From: Geneticus Investigatio: a technology-enhanced learning environment for scaffolding complex learning in genetics

Achieving an integrated understanding of concepts and skills

Group

Pre-test:mean (SD)

Post-testmean (SD)

Effect size

Paired t test:sig.p value

Independent t test:sig.p value

Understand the breeding context and corresponding hypothesis

Control

1.10 (0.76)

1.13 (0.82)

0.03

0.77

0.00

Experimental

1.44 (0.6)

1.95 (0.71)

0.65

0.00

Design breeding experiment

Control

0.68 (0.62)

0.65 (0.73)

0.04

0.71

0.09

Experimental

0.76 (0.6)

0.9 (0.58)

0.2

0.11

Predict the result of a breeding experiment

Control

1.34 (1.39)

1.84 (1.28)

1.35

0.00

0.64

Experimental

1.9 (1.24)

2.49 (0.8)

0.47

0.00

Statistical comparison

Control

0.82 (1.03)

1.79 (1.23)

0.84

0.00

0.5

Experimental

1.03 (1.08)

2.25 (0.96)

0.92

0.00

Hypothesis conclusion

Control

0.26 (0.54)

0.95 (0.93)

0.82

0.00

0.25

Experimental

0.19 (0.54)

0.98 (0.9)

0.76

0.00

Transfer to a new context

Control

0.81 (0.65)

0.95 (0.73)

0.2

0.10

0.00

Experimental

0.71 (0.56)

1.59 (0.65)

1.08

0.00

Total

Control

5.00 (3.39)

7.31 (4.57)

0.67

0.00

0.00

Experimental

6.03 (2.97)

10.17 (2.86)

1.32

0.00