Table 6 Descriptive statistics of all groups on the pretests of writing accuracy, fluency, and complexity
N | Mean | Std. deviation | Std. error | 95% confidence interval for mean | Minimum | Maximum | |||
|---|---|---|---|---|---|---|---|---|---|
Lower bound | Upper bound | ||||||||
WFPRE | Teacher | 25 | 12.91 | 1.66 | 0.34 | 12.21 | 13.62 | 10.00 | 16.00 |
Self | 25 | 13.26 | 1.53 | 0.30 | 12.64 | 13.89 | 11.00 | 16.00 | |
Peer | 25 | 12.44 | 1.87 | 0.37 | 11.66 | 13.21 | 8.00 | 17.00 | |
Total | 75 | 12.88 | 1.70 | 0.19 | 12.48 | 13.27 | 8.00 | 17.00 | |
WAPRE | Teacher | 25 | 13.20 | 1.99 | 0.40 | 12.36 | 14.05 | 8.00 | 17.00 |
Self | 25 | 13.23 | 1.45 | 0.28 | 13.64 | 14.81 | 12.00 | 17.00 | |
Peer | 25 | 13.32 | 1.93 | 0.38 | 12.52 | 14.11 | 11.00 | 17.00 | |
Total | 75 | 13.60 | 1.83 | 0.21 | 13.17 | 14.02 | 8.00 | 17.00 | |
WCPRE | Teacher | 25 | 12.54 | 2.24 | 0.45 | 11.59 | 13.48 | 8.00 | 16.00 |
Self | 25 | 13.76 | 1.33 | 0.26 | 13.22 | 14.30 | 11.00 | 16.00 | |
Peer | 25 | 12.80 | 1.73 | 0.34 | 12.08 | 13.51 | 10.00 | 17.00 | |
Total | 75 | 13.05 | 1.85 | 0.21 | 12.627 | 13.47 | 8.00 | 17.00 | |