Table 2.
Descriptive statistics result of the idiom tests and the result of Mann–Whitney U Tests.
| Sub-group A | Sub-group B | |||||
|---|---|---|---|---|---|---|
| Group test | Control group (n = 8) | Experimental group (n = 9) | Zb (value of p) | Control group (n = 9) | Experimental group (n = 8) | Zb (value of p) |
| 1st immediate post-test: receptive knowledge | 8.50 (2.83)a | 9.33 (1.00) | 0.00 (1.00) | 8.44 (2.46) | 8.50 (3.21) | −0.30 (0.77) |
| 1st immediate post-test: productive knowledge | 9.29 (1.31) | 9.48 (0.88) | 0.00 (1.00) | 8.85 (1.72) | 8.83 (2.33) | −0.27 (0.79) |
| 2nd immediate post-test: receptive knowledge | 9.13 (1.81) | 8.56 (2.51) | −0.42 (0.68) | 8.22 (2.59) | 9.50 (0.93) | −1.02 (0.31) |
| 2nd immediate post-test: productive knowledge | 9.21 (1.38) | 9.22 (1.76) | −0.17 (0.87) | 8.81 (1.84) | 8.92 (1.88) | −0.32 (0.75) |
| 1st delayed post-test: receptive knowledge | 9.13 (1.64) | 9.22 (2.33) | −0.58 (0.56) | 8.56 (3.36) | 8.75 (2.82) | 0.00 (1.00) |
| 1st delayed post-test: productive knowledge | 9.50 (0.94) | 9.67 (0.58) | −0.06 (0.95) | 9.41 (0.76) | 8.83 (1.77) | −0.32 (0.75) |
| 2nd delayed post-test: receptive knowledge | 9.50 (0.93) | 8.67 (3.04) | −0.13 (0.90) | 8.89 (2.42) | 9.25 (2.12) | −0.51 (0.61) |
| 2nd delayed post-test: productive knowledge | 9.13 (1.46) | 9.37 (1.55) | −0.60 (0.55) | 8.78 (1.67) | 8.67 (2.34) | −0.22 (0.83) |
a Mean (standard deviation).
b Mann–Whitney U Test.