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Research and Practice in Technology Enhanced Learning

Table 2 Wilcoxon signed-rank test results of pre-posttests

From: Direction of collaborative problem solving-based STEM learning by learning analytics approach

Test

Mean

SD

Median

|Z|

P value

Pretest

3.42

1.24

3.00

2.83**

0.01

Posttest

5.92

1.51

6.00

  1. N = 12; **p < 0.01
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