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Table 1 Comparison between study groups

From: Investigating the self-study phase of an inverted biochemistry classroom – collaborative dyadic learning makes the difference

  Basic group Individual group Collaborative group Total Group comparison
(SD) (SD) (SD) (SD)
n 42 76 72–75 190–193  
sex (female in %) 71.4 67.5 58.7 64.9 n. s.
(chi2(2, N = 193) = 2.30, p = 0.32)
age 21.6 21.35 21.76 21.56 n. s.
(3.37) (3.28) (3.99) (3.57) (F(2,190) = 0.25, p = 0.78)
semester 2.02 1.99 2.04 2.02 n. s.
(0.35) (0.11) (0.26) (0.24) (F(2,190) = 0.97, p = 0.38)
grade final secondary-school examination 1.48 1.51 1.58 1.53 n. s.
(0.43) (0.47) (0.50) (0.47) (F(2,187) = 0.63, p = 0.53)
grade exams 1st semester 2.38 2.31 2.30 2.32 n. s.
(0.80) (0.55) (0.65) (0.65) (F(2,187) = 0.23, p = 0.79)
  1. n, number of individual students, SD standard deviation, n.s. not significant. Between group comparisons were carried out with chi-squared test for sex and with ANOVAs for the other factors