Table 7 Descriptive Statistics (delayed tests)
Delayed post | ||||||||
|---|---|---|---|---|---|---|---|---|
N | Mean | Std. Deviation | Std. Error | 95% Confidence Interval for Mean | Minimum | Maximum | ||
Lower Bound | Upper Bound | |||||||
IB Group | 18 | 16.6389 | .72367 | .17057 | 16.2790 | 16.9988 | 15.50 | 18.50 |
OB Group | 18 | 16.6111 | 1.00814 | .23762 | 16.1098 | 17.1124 | 14.50 | 19.00 |
Control Group | 18 | 9.6111 | 1.40958 | .33224 | 8.9101 | 10.3121 | 7.00 | 11.00 |
Total | 54 | 14.2870 | 3.50283 | .47667 | 13.3309 | 15.2431 | 7.00 | 19.00 |