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. 2019 Feb 12;10:88. doi: 10.3389/fpsyg.2019.00088

Table 10.

Distribution of students in the three clusters in relation to the control and experimental group.

Cluster case number
Total
C1 C2 C3
No Use of Smart Tutoring System 7 22 12 41
Use of Smart Tutoring System 0   7 35 42
Total 7 29 47 83